stated that acids taste ___________________, are corrosive to _____________________, change the color of litmus to _______________, and become less acidic when mixed with _______________.

Answer:

c. dissolves to form a colorless solution

Explanation:

Fluoride is water-soluble.   It dissolves in water like so many other substances (i.e. sugar, table salt, etc.).

Answer: Metals are malleable. Most metallic elements are solids at room temperature.​

Explanation:

Answer: all expect the first one

Explanation:

So they are luster, they are malleable they tend to lose electrons to form cation(positive ions) and they turn soild at room temperature

Answer:

a dissolved substance especially or a component of a solution present in smaller amount than the solvent

Explanation:

have a good day

Answer:

A solute is a minor component in a solution, this is dissolved in the solvent.

Explanation:

To handle coin top containers  place hand over label, place stopper on workbench to avoid dropping it, pour using a stirring rod and wipe off any drops.

Handling coin top containers requires care to prevent spills and ensure safe handling. Here are the steps to handle coin top containers properly:

1. Place hand over the label: Before handling the coin top container, ensure that your hand is securely placed over the label or lid. This will help prevent accidental opening or spillage of the container's contents.

2. Place stopper on workbench: If the coin top container has a removable stopper, place it on a stable workbench or surface. By doing so, you can keep the stopper readily accessible and avoid the risk of dropping it or misplacing it.

3. Pour using a stirring rod: If you need to transfer the contents of the coin top container, use a clean stirring rod or suitable utensil for pouring. Slowly and carefully pour the desired amount of liquid from the container, taking care to control the flow and minimize the chances of spills or splashes.

4. Wipe off any drops: After pouring, inspect the outside of the container and the surrounding area for any spills or drops. If you notice any liquid on the container or workbench, use a clean cloth or paper towel to wipe off the drops promptly. This helps maintain cleanliness and prevent accidental contact with the spilled substance.

Remember to follow any specific handling instructions provided by the manufacturer or any safety guidelines relevant to the contents of the coin top container.

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Answer:True

Explanation: Moment magnitude is used by the USGS- it is based on the total moment release of the earthquake. Moment is a product of the distance and the force. The moment magnitude scale gives an esitmate of the total energy released from the earthquake

The volume of a gas will increase if the number of moles of gas is quadrupled at constant pressure and temperature: the volume of the gas will also increase four times its original volume.

This can be explained using the Ideal Gas Law, which states that the volume of a gas is proportional to the number of moles of gas when pressure and temperature remain constant. Therefore, if the number of moles of gas is increased by a factor of four, the volume of the gas will also increase by a factor of four.

To understand this concept better, let us consider the following example. Let us assume that there is a certain amount of gas, A, which contains one mole of gas at a constant pressure and temperature. This gas will occupy a certain volume, V1.

If the number of moles of gas is quadrupled to four moles, the volume of the gas will become four times the original volume, V2. Therefore, the volume of the gas, V2, is four times the original volume, V1.

This example demonstrates that if the number of moles of gas is increased at constant pressure and temperature, the volume of the gas will also increase proportionately. Therefore, if the number of moles of gas is quadrupled at constant pressure and temperature, the volume of the gas will also increase four times its original volume.

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According to Avogadro's Law, at constant temperature and pressure, the volume of a gas is directly proportional to the number of moles of gas. Therefore, if the number of moles of gas is quadrupled while keeping the temperature and pressure constant, the volume of the gas will also quadruple.

Mathematically, we can express this relationship as:

V ∝ n

where V is the volume of the gas, n is the number of moles of the gas, and the symbol ∝ means "is proportional to".

If we quadruple the number of moles of gas, then we have:

n' = 4n

where n' is the new number of moles of gas, and n is the original number of moles of gas.

Using the relationship between volume and number of moles, we can write:

V' ∝ n'

Substituting n' = 4n, we get:

V' ∝ 4n

Simplifying, we get:

V' = 4V

Therefore, if the number of moles of gas is quadrupled at constant pressure and temperature, the volume of the gas will also quadruple.

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Answer:

Charles's law is: When the pressure on a sample of a dry gas is held constant, the Kelvin temperature and the volume will be in direct proportion. So the volume would increase

The correct statement regarding the solubility characteristics of drugs is that volatile liquids have higher blood: gas partition coefficients. Therefore, option C is correct.

A drug's solubility refers to the amount of the drug that dissolves in a given solvent or solution under specific conditions of temperature and pressure. The concentration of drug molecules in a solution increases as a drug's solubility increases. Because the drug is in solution, it is available for absorption by the body. Explanation: The solubility characteristics of drugs have the following properties: As the blood: gas partition coefficient (B: G) of the drug rises, so does its solubility in blood, making option A incorrect. Conversely, as the B: G ratio decreases, a drug is less soluble in blood.

Volatile liquids with higher blood: gas partition coefficients are more soluble in blood, making option C the right answer. As the B: G ratio rises, so does a drug's solubility in blood. The more soluble anesthetics have a shorter onset of action, making option B incorrect. Therefore, the correct statement regarding the solubility characteristics of drugs is that volatile liquids have higher blood: gas partition coefficients.

Option C is the correct answer.

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Answer:

1.preventative medicine 2.stethoscope 3.thermometer 4.trauma

A battery is a device that converts chemical energy into electrical energy through a process known as an electrochemical reaction.

When a battery is connected to a circuit, the electrochemical reaction causes a flow of electrons from the anode to the cathode, generating an electric current that can power a device.

The metal chosen for the anode must be capable of losing electrons easily, while the metal chosen for the cathode must be capable of accepting electrons. The choice of metals can also affect the voltage and capacity of the battery, as well as its overall efficiency.

In general, the metals used in a battery should have a large difference in their electronegativity values, which determines how easily an atom can attract electrons. Common metals used in batteries include zinc, lithium, nickel, and cadmium.

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Answer:

catalyst

Explanation:

Answer:

it has to be b

Explanation:

the other ones don't make any sense

Answer:

ive learned about the chart , ive learned about the coolest chemicle reactions and how. the can change colors , ive also learned that chenistrey is all around us since the beginning of life ,and how liquid can turn solid

Explanation:

Answer:

1.2 mol N2 = 26.88 L

3 mol H2 =  67.2 L

0.5 mol CO2 = 11.2 L

10.3 L NO2 = 0.46 moles

67.2 L SO2 = 67.2 / 22.4 = 3 moles

89.6 L NO = 89.6 /22.4 = 4 moles

44.8 L NO2  = 92 grams

201.6 L H2 = 18 g

65 grams CO = 51.9 L

152 grams F2  = 89.6 L

Explanation:

1 mole of a gas occupies a volume of 22.4 L

(N = 14, O = 16, C = 12, H = 1, F = 19)

1.2 mol N2= 1.2 * 22.4 L = 26.88 L

3 mol H2 = 3 * 22.4 L = 67.2 L

0.5 mol CO2 = 0.5 * 22.4  L = 11.2 L

10.3 L NO2 =  10.3 / 22.4 L = 0.46 moles

67.2 L SO2 = 67.2 / 22.4 = 3 moles

89.6 L NO = 89.6 /22.4 = 4 moles

1 mole or 22.4 L of NO₂ has a mass of 46 g

44.8 L NO2 = (44.8 /22.4) * 46 grams = 92 grams

1 mole or 22.4 L of H₂ has a mass of 2 g

201.6 L H2 = (201.6 / 22.4) * 2 grams = 18 g

1 mole or 22.4 L of CO has a mass of 28 g

65 grams CO = 65/28 * 22.4 L = 51.9 L

1 mole of F₂ has a mass of 38 grams

152 grams F2 = 152/38 * 22.4 L = 89.6 L

Answer:

A.Mid ocean ridge i think

Explanation:

your answer is B my guy

The false statement is applied pressure only refers to atmospheric pressure and the correct option is option 1.

It is the ratio of the force applied to the surface area over which the force is applied. Pressure can be defined as the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Atmospheric pressure is the pressure exerted by the atmosphere on the earth.

Thus applied pressure not only represents atmospheric pressure.

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longitudinal

all sound waves are longitudinal

Answer:

C. A carbon atom has six protons, six neutrons, and six electrons.

Explanation:

Carbon has a relative atomic mass of 12 and an atomic number of 6. We must recall that the atomic number of an atom is the number of protons in that atom. The atomic number is also the same as the number of electrons in the neutral atom of that element.

To ensure electrical neutrality of the atom, the number of protons in the atom must be equal to the number of electrons in the atom.

The mass number of an atom is the sum of the number of protons and neutrons present in the atom. Since carbon has a mass number of 12, then there must be six neutrons present in the atom.

According to the electronic configuration and structure of atom statement which is true is that a carbon atom has six protons, six neutrons, and six electrons.The correct option is C.

An atom is defined as the smallest unit of matter which forms an element. Every form of matter whether solid,liquid , gas consists of atoms . Each atom has a nucleus which is composed of protons and neutrons and shells in which the electrons revolve.

The protons are positively charged and neutrons are neutral and hence the nucleus is positively charged. The electrons which revolve around the nucleus are negatively charged and hence the atom as a whole is neutral and stable due to presence of oppositely charged particles.

The carbon atom has atomic number '6' giving it six electrons and six protons and neutrons each.Thus, option 'C' is correct.

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Answer:

You didn't list any choices, but these are some common acids with their conjugate bases.

Explanation:

ACID CONJUGATE BASE

phosphoric acid dihydrogen phosphate ion

H₃PO₄ H₂PO₄⁻

acetic acid acetate ion

CH₃COOH CH₃COO⁻

hydrofluoric acid fluoride ion

HF F⁻

carbonic acid hydrogen carbonate ion

H₂CO₃ HCO₃⁻

hydrosulfuric acid hydrogen sulfide ion

H₂S HS⁻

Answer:

Potential energy to kinectic energy

Explanation:

Answer:

This is True

Explanation:

Ammonium perchlorate (NH4ClO4) is a colorless and an oxidizer. It is formed from reaction between Ammonia and perchloric acid. They are used in the manufacture of solid rocket fuel which are used in space shuttles.

When it is heated above 200°C, it decomposes to a variety of gaseous products, of which the most important are N2, Cl2, O2, and water vapor(H2O).

NH3+ HClO4—> NH4ClO4

Ammonia+Perchloric acid to give Ammonium Perchlorate

The free energy change of the reaction; Fe (s) + Au3+ (aq) -> Fe3+ (aq) + Au (s) is calculated to be -443.83KJ/mol.

For the reaction shown in question 7, we can divide it into half equations as follows;

Oxidation half equation;

6 Al (s) -------> 6Al^3+(aq) + 18e

Reduction half equation;

3Cr2O7^2-(aq) + 42H^+(aq)   + 18e -----> 6Cr^3+(aq) + 21H2O(l)

The balanced reaction equation is;

6Al(s) + 3Cr2O7^2-(aq) + 42H^+(aq)   -----> 6Al^3+(aq) + 6Cr^3+(aq) + 21H2O(l)

The E° of this reaction is obtained from;

E° anode = -0.04 V

E°cathode = +1.50 V

E° cell = +1.50 V - (-0.04 V) = 1.54 V

Given that;

ΔG° = -nFE°cell

n = 3, F = 96500, E°cell = 1.54 V

ΔG° = -(3 × 96500 × 1.54)

ΔG° = -443.83KJ/mol

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Wavelength is chosen by analyzing the spectrogram.

Wavelength can be defined as the distance between two successive crests or troughs of a wave. It is measured in the direction of the wave.

A spectrogram gives a going for walks show of a sound signal because it takes place in real time, a spectrum, however, offers us a photograph of the sound at a particular factor in time. A spectrum can permit you to see.

Spectrograms map out sound in a comparable way to a musical rating, only mapping frequency rather than musical notes. Seeing frequency energy allotted over the years in this manner allows us to genuinely distinguish each of the sound factors in a recording, and their harmonic shape.

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Answer:

Explanation:

is the stronger

both will be equally strong because when you add them together with a pretty much equal ph such as 5 and 9 ph then it makes it neutral meaning they are just as strong as eachother

The decay product of Sulfur-35 by beta emission is Chlorine-35.

Sulfur-35 decays by beta emission, which means that a neutron in its nucleus is converted into a proton. This process releases a beta particle (an electron) and an antineutrino. The decay product is the element that results from this transformation.

Step-by-step explanation:

1. Sulfur-35 undergoes beta emission.
2. A neutron in the nucleus is converted into a proton.
3. The atomic number increases by 1 due to the addition of a proton.
4. The new element is identified based on its new atomic number.

Since the atomic number of sulfur is 16, after beta decay and the addition of a proton, the new atomic number becomes 17. Element with atomic number 17 is chlorine. Therefore, the decay product of Sulfur-35 by beta emission is Chlorine-35.

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An ion of Na+ (sodium) with a charge of +1 would most likely ionically bond with an atom of Cl- (chlorine) in a 1:1 ratio.  option(c)

Ionic bonding occurs between a metal and a nonmetal, where the metal loses electrons to form a positively charged ion (cation), and the nonmetal gains those electrons to form a negatively charged ion (anion).

Sodium, a metal, readily loses one electron to achieve a stable electron configuration similar to that of the noble gas neon. This results in the formation of Na+ ion with a +1 charge. Chlorine, a nonmetal, has seven valence electrons and requires one additional electron to attain the electron configuration of the noble gas argon. Therefore, chlorine readily accepts one electron, forming a Cl- ion with a -1 charge.

The 1:1 ratio of sodium to chlorine ions allows for the transfer of one electron from sodium to chlorine, resulting in the formation of the ionic compound sodium chloride (NaCl), commonly known as table salt. The electrostatic attraction between the oppositely charged ions holds the compound together in a crystal lattice structure. option(c)

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The correct options are:

The qualities of a chemical reaction that are affected by enzymes include:

The speed of the reaction: Enzymes can significantly increase the rate of a chemical reaction by lowering the activation energy barrier required for the reaction to proceed. This allows the reaction to occur more quickly.

The products of the reaction: Enzymes can influence the outcome of a chemical reaction by promoting specific reaction pathways or facilitating the formation of particular products.

The energy required to start the reaction: Enzymes lower the activation energy, which is the energy required to initiate a chemical reaction. By reducing this energy barrier, enzymes make it easier for the reaction to start.

Hence, the correct options are:

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These sequences could form a stem-loop structure (what the book refers to as a hairpin structure with a 2 base pair loop is 5'-GGGGTTTTCCCC-3' and 5'-TTTTTTCCCCCC-3'

We must examine the sequences to identify complementary base pairings that could form the stem and a loop. The sequences are 5'-ACACACACACAC-3', 5'-AAAAAAAAAAAA-3', 5'-GGGGTTTTCCCC-3', and 5'-TTTTTTCCCCCC-3'. The first sequence (5'-ACACACACACAC-3') does not have complementary base pairs, making it difficult to form a stable stem-loop structure. The second sequence (5'-AAAAAAAAAAAA-3') consists of all adenine bases, which also lacks the necessary base pair complementarity.

The third sequence (5'-GGGGTTTTCCCC-3') has the potential to form a stable stem-loop structure. The GGGG and CCCC segments can pair with each other, while the TTTT segment forms the 2 base pair loop. The fourth sequence (5'-TTTTTTCCCCCC-3') also has the potential to form a stem-loop structure, with the TTTTTT and CCCCCC segments pairing and a 2 base pair loop in between. In conclusion, the sequences 5'-GGGGTTTTCCCC-3' and 5'-TTTTTTCCCCCC-3' have the potential to form stem-loop structures with a 2 base pair loop.

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