For the following pair of compounds, identify whether the compounds are constitutional isomers or different representations of the same compound: w same compound O constitutional isomers
Answers
The pair of compounds are different representations of the same compound. Constitutions isomers are two or more molecules that have the same molecular formula but differ in their connections between atoms.
C2H6O can represent two constitutional isomers, which are ethanol and dimethyl ether. The molecular formula of the pair of compounds provided isn't given, but since the question only requires the identification of whether they are constitutional isomers or different representations of the same compound, it can be said that they are different representations of the same compound.
Constitutional isomers are isomers that have the same molecular formula, but different atomic connectivity or sequence of bonds in the molecule. Constitutional isomers are also known as structural isomers. The two compounds in the pair share the same atomic connectivity or sequence of bonds in the molecule, as such, they are different representations of the same compound.
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Related Questions
The molar mass is the mass of which of the following? (check all that apply)the mass of a substance per molethe average atomic mass unitsthe g/mol of a substance6.0221 x 10^23 particles of a substance
Answers
The molar mass is the mass of which of the following?
The mass of a substance per mole and the g/mol of a substance is correct.
The molar mass of a substance is the mass per mole of its entities (molecules, atoms, ions, etc)
6.0221x10^23 particles of a substance is also correct. The mole contains 6.022 x 1023 entities. The number of entities in a mole is called Avogadro's number.
Answer:
The mass of a substance per mole
The g/mol of a substance
6.0221 x 10^23 particles of a substance
PLEASE I NEED THIS ANSWER ASAP :(
Impurities that evaporate easily and travel with the water vapor are not removed when using this type of distillation. Explain the reason for this.
Answers
Answer:
Please add as brainlist
Explanation:
Distillation is the process of separating the components or substances from a liquid mixture by using selective boiling and condensation. Distillation may result in essentially complete separation (nearly pure components), or it may be a partial separation that increases the concentration of selected components in the mixture. In either case, the process exploits differences in the relative volatility of the mixture's components. In industrial applications, distillation is a unit operation of practically universal importance, but it is a physical separation process, not a chemical reaction.
what cleaning solution should you use to sterilize contaminated items
Answers
To sterilize contaminated items, it is important to use a cleaning solution that is specifically designed for sterilization purposes. There are a few different types of solutions that can be used for sterilization, including bleach, hydrogen peroxide, and rubbing alcohol.
Bleach is a common sterilizing solution that is effective at killing bacteria and viruses. To use bleach, mix one part bleach with nine parts water and use it to wipe down contaminated surfaces. Hydrogen peroxide is another effective sterilizing solution that can be used to clean surfaces and sterilize items. To use hydrogen peroxide, simply spray it onto the surface and let it sit for a few minutes before wiping it away. Rubbing alcohol is also an effective sterilizing solution that can be used to clean surfaces and sterilize items. To use rubbing alcohol, simply apply it to the surface and let it dry. In order to ensure that contaminated items are properly sterilized, it is important to follow the instructions provided with the cleaning solution and to use it as directed.
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ASAP pleaseee and Thankyou
Answers
1. 100%
2. 0%
clouds are colloids. what are the dispersed particles
Answers
Answer:
Water droplets slowly forming until they reach a size that can no longer be suspended in the air.
Explanation:
When air becomes saturated with whater, it can no longer maintain water as a gas. Some water molecule come together and stay that way. They, in turn, coallesce with other nearby particles. This continues until the droplets are large enough that they begin to noticeably refract the sunlight, producting the visual effect we call clouds. The droplets are suspended in air - an heterogenous suspension called a colloid. At some point the colloid cloud begins to shed the larger water droplets, usually directly over my spot on the trail.
2) Liquid soap is dissolve in water to make a soap solution. Why is this
solution called a mixture?
Answers
Explanation:
Soap solution is called a mixture because you're combining a ratio of liquid soap and water to make a mixture.
The formation of a peptide bond to link two amino acids together is a special type of __________.
Choose from the following the answer that best finishes this statement.
a. dehydration reaction that removes a hydroxyl group from the amino end of the amino acid and reforms the bond with the nitrogen from the amino group that has lost a hydrogen atom
b. dehydration synthesis reaction that removes a hydroxyl group from the carboxyl end of the amino acid and reforms the bond with the nitrogen from the amino group that has lost a hydrogen atom
c. dehydration reaction that removes water to allow for the formation of a bond between two amino acids
d. reaction that removes a hydroxyl group from one of the amino acids and reforms the bond with the nitrogen from another amino acid that has lost a hydrogen atom
Answers
b. dehydration synthesis reaction that removes a hydroxyl group from the carboxyl end of the amino acid and reforms the bond with the nitrogen from the amino group that has lost a hydrogen atom.
The peptide bond formation between two amino acids occurs through a dehydration synthesis reaction in which a water molecule is removed, allowing the carboxyl group of one amino acid to react with the amino group of another amino acid, forming a peptide bond and releasing a molecule of water. The resulting molecule is called a dipeptide. This process can be repeated to create longer polypeptide chains and ultimately form a protein.
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Which of these weak bases is the weakest electrolyte in aqueous solution? ethyl amine, Kb = 4.3 x 10-4 O aniline, Kp = 4.0 x 10-10 O hydrazine, Kp = 8.5 x 10-7 O trimethyl amine, Kb = 6.5 x 10-5
Answers
Among the given weak bases, aniline is the weakest electrolyte in an aqueous solution.What is an electrolyte?An electrolyte is a substance that conducts electricity in an aqueous solution or in a molten state.
In water, they break up into ions and conduct electricity. Electrolytes may be categorized into two types: strong and weak electrolytes. Strong electrolytes dissociate completely into ions in aqueous solution, whereas weak electrolytes only partially dissociate into ions and exist in equilibrium with undissociated molecules. In the given weak bases, aniline is the weakest electrolyte.
Here's how to solve the problem: Aniline has a Kp of 4.0 × 10-10, which is the smallest value of Kp among all the given weak bases. Therefore, aniline is the weakest electrolyte in an aqueous solution.
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Name the following parts:
A—-
B——
C——
Answers
B—-Neutron
C—-Proton
true or false : the uneven heating of the earth surface is caused by the fact that the earth is tilted on its axis
Answers
Answer:
False
Explanation:
what does Le châteliers principle state?
Answers
Hope this helps!
What is the frequency of a red laser that has a wavelength of 676 mn
Answers
The frequency of a red laser that has a wavelength of 676 nm would be 4.43 x \(10^{14\) hertz.
Frequency of wavesThe frequency and wavelength of a wave are related by the following equation:
λf = c
Where λ is the wavelength of the wave in meters, f is the frequency in Hertz, and c is the speed of light in a vacuum.
in this case, λ = 676 nm = 6.76 x \(10^{-7\) m
c = 299,792,458 m/s
Making f the subject of the formula:
f = c/λ
= 299,792,458/6.76 x \(10^{-7\)
= 4.43 x \(10^{14\) hertz
In other words, the frequency of a red laser that has a wavelength of 676 nm would be 4.43 x \(10^{14\) hertz.
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Besides being classified by their composition, how else are rocks classified?
a.
by their texture
c.
by their color
b.
by their mass
d.
by their volume
Answers
Answer:
A. By their texture
Explanation:
Rocks can be classified their texture.
Describe how a chemical equation is written. Where are the reactants found? What about the products? What separates the two halves of the reaction?
Answers
Answer:
The reactants are listed on the left, and the products are listed on the right. They are separated by an arrow. The arrow can be read as yields, gives, or reacts to produce.
Write the empirical formula for at least four ionic compounds that could be formed from the following Fe2+, CIO3, Pb4+, CO -2 3
Answers
The empirical formula for at least four ionic compounds that could be formed from the following Fe²⁺, CIO₃⁻, Pb⁴⁺, CO₃²⁻ is: FeCO₃, Fe(ClO₃)₂, Pb(CO₃)₂, and Pb(ClO₃)₄.
Empirical formula is defined as the formula which represents the simplest whole-number ratio of atoms in a molecule. An ionic compound is a chemical compound comprising ions held together by electrostatic forces known as ionic bonding.
Fe²⁺ represents ferrous ion, CIO₃⁻ represents chlorate ion, Pb⁴⁺ represents lead (IV) ion, and CO₃²⁻ represents carbonate ion.
Let's determine the empirical formula for each of the ionic compounds formed:
Fe²⁺ with CO₃²⁻ : Since Fe²⁺ has a charge of 2 and CO₃²⁻ has a charge of -2, the empirical formula for this ionic compound is FeCO₃.
CIO₃⁻ with Fe²⁺ : Since CIO₃⁻ has a charge of -1 and Fe²⁺ has a charge of 2, the empirical formula for this ionic compound is Fe(ClO₃)₂.
Pb⁴⁺ with CO₃²⁻ : Since Pb⁴⁺ has a charge of 4 and CO₃²⁻ has a charge of -2, the empirical formula for this ionic compound is Pb(CO₃)₂.
Pb⁴⁺ with CIO₃⁻ : Since Pb⁴⁺ has a charge of 4 and CIO₃⁻ has a charge of -1, the empirical formula for this ionic compound is Pb(ClO₃)₄.
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Calculate the mole fraction of the total ions in an aqueous solution prepared by dissolving 0.400 moles of caf2 in 850.0 g of water.
Answers
the mole fraction of the total ions in an aqueous solution prepared by dissolving 0.400 moles of caf2 in 850.0 g of water. is 0.00840 moles
The calculation of the mole fraction is as follow:
As we know that
Molar mass = Number of grams ÷ number of moles
Or
number of moles = Number of grams ÷ molar mass
from the question
Number of moles of CaI2 = 0.400
And, Molar mass of water = 18.0 g/mol
Now we can calculate the moles of water is
= 850.0 g ÷ 18.0 g/mol
= 47.22 mol
And, Total number of moles is
= 0.400 + 47.22
= 47.62
So, Mole fraction of CaI2 is
= 0.400 ÷ 47.62
= 0.00840 mole
hence, the mole fraction of the total ions in an aqueous solution prepared by dissolving 0.400 moles of caf2 in 850.0 g of water. is 0.00840 moles
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3. Calculate the concentration in g/dm3 of solution of NaOH containing 0.25 mole in 1dm3
Answers
The concentration of the NaOH solution is 10.00 g/dm³.
To calculate the concentration in g/dm³ of a solution of NaOH containing 0.25 moles in 1 dm³, we need to know the molar mass of NaOH.
The molar mass of NaOH is calculated as follows:
Na (Sodium) = 22.99 g/mol
O (Oxygen) = 16.00 g/mol
H (Hydrogen) = 1.01 g/mol
Molar mass of NaOH = 22.99 g/mol + 16.00 g/mol + 1.01 g/mol = 40.00 g/mol
Now, we can calculate the concentration (C) using the formula:
C = (moles of solute) / (volume of solution in dm³)
C = 0.25 moles / 1 dm³
C = 0.25 mol/dm³
To convert moles to grams, we can multiply the molar mass by the number of moles:
Concentration in g/dm³ = (0.25 mol/dm³) * (40.00 g/mol)
Concentration in g/dm³ = 10.00 g/dm³
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Which has more mass, 1 mole of vitamin A or 1 mole of vitamin C?
Answers
Answer:
One mole of Vitamin A would be massive!
Explanation:
The molecular formula of Vitamin A is C20H30O and the molecular weight is 286.5 g/mol
meanwhile the molecular formula of Vitamin C is C6H8O6 and the molecular weight is 176 g/mol.
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3 Cu + 8HNO3 --> 3 Cu(NO3)2 + 2 NO + 4 H2O
In the above equation how many moles of water can be made when 146.3 grams of HNO3 are consumed?
Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0
Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:
Element
Molar Mass
Hydrogen
1
Nitrogen
14
Copper
63.5
Oxygen
16
Answers
The given chemical equation is: 3Cu + 8HNO3 → 3Cu(NO3)2 + 2NO + 4H2O1Oxygen16Now, let us balance the given chemical equation by following the Law of Conservation of Mass.Balancing the chemical equation: 3Cu + 8HNO3 → 3Cu(NO3)2 + 2NO + 4H2O1Oxygen16Number of atoms on both sides of the chemical equation should be the same. Let's check one by one.Number of Copper (Cu) atoms:
On the left side: 3 atomsOn the right side: 3 atomsNumber of Nitrogen (N) atoms:On the left side: 24 atoms (8 × 3)On the right side: 6 atoms (2 × 3)Number of Oxygen (O) atoms:On the left side: 24 atoms (8 × 3)On the right side: 24 atoms (2 × 3 + 4 × 4 + 16)All the elements on both sides are equal, so the given chemical equation is balanced.The chemical reaction is a redox reaction in which Copper acts as a reducing agent while Nitric Acid acts as an oxidizing agent. Redox reaction is a type of chemical reaction in which both oxidation and reduction processes occur simultaneously. In the given chemical equation, Copper (Cu) gets oxidized to Copper Nitrate [Cu(NO3)2] by Nitric Acid (HNO3) by donating electrons. It loses two electrons to form Cu(NO3)2.Cu → Cu2+ + 2e- (oxidation)On the other hand, Nitric Acid (HNO3) gets reduced to Nitrogen Monoxide (NO) by accepting electrons. It gains two electrons to form NO.4H+ + 2NO3- + 8e- → 2NO + 4H2O (reduction)Thus, Copper (Cu) acts as a reducing agent while Nitric Acid (HNO3) acts as an oxidizing agent in the given redox reaction.For such more question on chemical equation
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what (ph) level is considered neutral and desired for ice machine or cooling tower applications?
Answers
The pH level considered neutral and desired for ice machine or cooling tower applications is 7.0. At this pH, the water is considered neither acidic nor basic, which helps to minimize corrosion and scaling.
Additionally, maintaining a pH of 7.0 in these systems can help to optimize the performance and efficiency of the equipment. However, depending on the specific application and the materials used in the equipment, the recommended pH level may vary slightly.
It is important to regularly monitor and adjust the pH level as needed to ensure proper functioning of the system and to prevent damage or degradation of the equipment.
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Sucrose is very soluble in water. At 25◦C,
211.4 grams of sucrose will dissolve in 100
g of water. Given that the density of the
saturated sucrose solution is 1.34 g/mL, what
is the molarity of the solution? The molar
mass of sucrose is 342 g/mol.
(It's not 1 or 3)
Answers
Answer:
number of moles of solute dissolved in one liter of solution.1. 8.28
Explanation:
I'm not sure but I hope it's help
In a separate location, take notes from the sources you’ve identified. The notes will provide details for your paper. While taking notes, you may want to use these reading strategies. Use these sources if you find them helpful: Using your notes, compare the features of analog and digital signals in the table provided. Include one to three points for each feature and type of signal.
Answers
Answer:
Here is every answer for analog and digital (in order)
Analog:
Signal Shape: Smooth and continuousNumerical Values for Signal Measurements: Analog signals represent one continuous variable as the result of another continuous time-based variable. They are capable of outputting continuous information with a theoretically infinite number of possible values.Amount of Data that can be transmitted: analog circuits can conduct only fairly low-speed data communications. The maximum data rate over an analog facility is 33.6K bps when there are analog loops at either end. With 56K bps modems, only one end of the loop can be analog. The other end of the connection has to be digital. Energy requirements: light, sound, temperature, position, and pressurePrivacy and security (ability of the signal to be encoded in a secret code): not encryptedClarity of Signal: noise affects clarity and quality, noise is amplified, amplified noise causes more random information in the signal, signal bandwidth is lowDigital (in order):
Signal shape: stepping, square, and discreteNumerical Values for Signal Measurements: digital communication methods transmit a complete measured value, in other words both a numeric value and a unit of measurement Amount of data that can be transmitted: First of all, it is theoretically possible to transmit digital signals directly. Unfortunately when we use capacitors and inductors (energy storage devices) to match the impedance from the transmitter to the air (low impedance transistor say 5 ohms to 388 ohms (air)) these components introduce a bandwidth limiting match. Since all impulse functions have infinite bandwidth (transmitting a 1 and a zero) the bandwidth of the transceiver must be multi octave in order to have any reasonable efficiency. Systems engineers simplify the problem by introducing direct sequence modulation where a carrier is modulated 0/180 degrees dependent on the data rate.Energy requirements: voltage, accoustic pressure, and magnetization of a magnetic storage mediaPrivacy and security: encryptedClarity of signal: noise is lower in amplitude, electronics can ignore the noise, quality of signal is maintained, signal is highExplanation:
I did mine in bullet points, hopefully this helped!
Analog:
Signal Shape: Smooth and continuous
Numerical Values for Signal Estimations: Analog signals speak to one ceaseless variable as the result of another ceaseless time-based variable.
Amount of Information that can be transmitted: analog circuits can conduct as it were reasonably low-speed information communications.
Energy necessities: light, sound, temperature, position, and pressure Privacy and security : not encrypted
Clarity of Signal: clamor influences clarity and quality, commotion is amplified,
Digital:
Signal shape: stepping, square, and discrete
Numerical Values for Signal Measurements: digital communication methods transmit a complete measured value, in other words both a numeric value and a unit of measurement
Amount of data that can be transmitted: First of all, it is theoretically possible to transmit digital signals directly.
Energy requirements: voltage, accoustic pressure.
Privacy and security: encrypted
Clarity of signal: noise is lower in amplitude, electronics can ignore the noise, quality of signal is maintained, signal is high
Analog and digital is :Analog signal could be a continuous signal which speaks to physical estimations.
Digital signals are discrete time signals created by computerized balance.
Example :Human voice in discuss, analog electronic gadgets. Computers, CDs, DVDs, and other advanced electronic gadgets.
Why does Buckminsterfullerene, with a formula of C60, have a simple covalent structure instead of a giant covalent structure?
Answers
Answer:
HOPE THIS HELPS
Explanation:
They are made up of large molecules so are not classed as giant covalent networks . Weak intermolecular forces exist between buckyballs. These need little energy to overcome, so substances consisting of buckyballs are slippery and have lower melting points than graphite or diamond .
What is the infusion of a radiopaque contrast medium, barium sulfate, into the rectum?
Answers
Infusion of radiopaque contrast medium, barium sulfate, into the rectum is technique used in barium enema.
What is barium enema?Barium enema is technique used for the detection of abnormalities or changes in the large intestine colon via X- rays. The exam is indicated for investigation of
megacolonchronic constigation bleeding in stools Inflammatory bowel diseases.Thus, from above we concluded that the silhouette of the colon. This type of diagnosis is used in the case of adnormal pain, rectal bleeding chronic diarrhea.
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Let's say you are sanding a rough board to make shelves for you bedroom. What type of weathering would this be? How do you know?
Answers
Answer:
Physical or Mechanical weathering.
Explanation:
The sanding is a physical transformation of the rough board to make shelves for the bedroom and thus includes wear and tear of the wood in order to make the set. Hence the process includes grinding, polishing and smoothing the surface to make it usable.. there were 600 gigatons (106 tons) of carbon in the atmosphere in 1850. how many gigatons accumulated in the atmosphere each year due to human activity?
Answers
It can be assumed that around 4.1 gigatons of carbon accumulated in the atmosphere each year due to human activity in 1850.
It is difficult to give an exact number for how many gigatons of carbon accumulated in the atmosphere each year due to human activity in 1850 as there are various factors that can affect this. However, according to research, it is estimated that human activities such as burning fossil fuels, deforestation, and industrial processes have contributed to an annual increase of approximately 4.1 gigatons of carbon in the atmosphere since the start of the Industrial Revolution.
Therefore, it can be assumed that around 4.1 gigatons of carbon accumulated in the atmosphere each year due to human activity in 1850.
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How do isotopes affect the average atomic mass of an element?
Answers
Answer:
The versions of an element with different neutrons have different masses and are called isotopes. The average atomic mass for an element is calculated by summing the masses of the element's isotopes, each multiplied by its natural abundance on Earth.
Explanation:
The quantum numbers of six electrons are given bellow .Arrange them in order to increasing energies. (a) n= 4,l =2, m= -2, s= -1/2 (b) n=3, l=2, m=1, s=+1/2 © n=4, l=1, m = 0, s=+1/2 (d) n=3, l=2, m= -2, s= -1/2 (e) n=3,l=1, m = -1, s =+1/2 (f) n=4, l=1, m=0, s = +1/2
Answers
Answer:
e< d< b< c=f< a
Explanation:
Quantum numbers refers to values that exactly describe the energy of electrons within an atom or a molecule. Electrons are known to possess a set of four quantum numbers used in describing the energy state of such electron. These quantum numbers are solutions to the Schrödinger wave equation for the hydrogen atom.
In describing any electron within the atom, the relevant set of four quantum numbers are: principal quantum number (n), orbital, azimuthal, subsidiary or angular momentum quantum number (l), magnetic quantum number (ml), and spin quantum number (ms).
In the arrangement above, the electrons are arranged in order of increasing energy. Each arrangement of quantum numbers corresponds to a particular energy state of the electron.
leak testing a low-pressure refrigeration system with nitrogen in excess of 10 psig could cause which of the following to fail
Answers
Leak testing a low-pressure refrigeration system with nitrogen in excess of 10 psig could cause: The system's pressure relief valves.
If a low-pressure refrigeration system is leak tested with nitrogen at a pressure exceeding 10 psig (pounds per square inch gauge), it could cause the system's pressure relief valves to fail.
Pressure relief valves are safety devices installed in refrigeration systems to protect against excessive pressure buildup. They are designed to open and release excess pressure when the system reaches a certain threshold to prevent damage or failure of the system.
When leak testing with nitrogen, it is crucial to ensure that the pressure does not exceed the recommended limits specified by the manufacturer or industry standards.
Exceeding the pressure limits can lead to the overloading of pressure relief valves, causing them to open prematurely or malfunction. This can compromise the safety of the system and potentially result in equipment damage or even personal injury.
It is important to follow proper procedures and guidelines for leak testing refrigeration systems to maintain their integrity and safety.
This includes adhering to recommended pressure limits and utilizing appropriate equipment and techniques to detect and repair any leaks.
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Draw 3-chloro-2-methyloxetane. Select Draw Rings More
Answers
Co oxidises to Co after reducing Ni to Ni (0). (III). Co is a reducing agent,
3Ni2+(aq)+2Co(s)⟶2Co3+(aq)+3Ni(s)
The charge that indicates an object's capacity to gain, lose, or share electrons is known as the oxidation number.
Increasing the number of oxidations is oxidation.
Co is oxidised, changing from Co(0) to Co. (III).
Decrease in oxidation number equals reduction.
Ni (II) is reduced to Ni2+ from Ni2+ (0).
An oxidising agent is something that reduces itself while oxidising others.
Ni2+ reduces itself to Ni after oxidising Co to Co (III) (0). Ni2+ is an oxidising agent, then.
A reducing agent is something that both reduces other things and oxidises itself.
Co oxidises to Co after reducing Ni to Ni (0). (III). Co is a reducing agent, then.
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After reducing Ni to Ni, Co oxidises to Co. (0). (III). Co is a decreasing agent. 3Ni2+(aq)+2Co(s)⟶2Co3+(aq)+3N The oxidation number is the charge shows an object's ability to receive, lose, share electrons.
Oxidation is the process of increasing the number of oxidations.Co undergoes oxidation, transforming from Co(0) to Co. Reduction is equal to a decrease in the oxidation number. From Ni2+, Ni (II) is reduced to Ni2+ (0). An oxidising agent is anything that oxidizes others while reducing itself. After oxidizing Co to Co (III), Ni2+ decreases to Ni (0). Ni2+ is therefore an oxidizing agent. A reducing agent is anything that both reduces and oxidizes other substances. After reducing Ni to Ni, Co oxidises to Co. (0). (III). Co is a decreasing agent.After reducing Ni to Ni, Co oxidises to Co. (0). (III). Co is a decreasing agent. 3Ni2+(aq)+2Co(s)⟶2Co3+(aq)+3N The oxidation number is the charge shows an object's ability to receive, lose, share electrons.
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