of the two lewis/electron dot structure representations, which is the correct one for phosphorus trifluoride?

Considering the Charles' law and STP conditions, the volume at 100°C is 30.60 L.

Charles' law establishes the relationship between the volume and the temperature of a sample of gas at constant pressure and establishes that when the temperature is increased the volume of the gas also increases and that when cooling the volume decreases.

Mathematically, Charles's law is expressed as:

V÷T=k

where:

V is the volume.

T is the temperature.

k is a constant.

Analyzing an initial state 1 and a final state 2, it is fulfilled:

V₁÷T₁= V₂÷T₂

The STP conditions refer to the standard temperature and pressure. Pressure values at 1 atmosphere and temperature at 0 ° C are used and are reference values for gases. And in these conditions 1 mole of any gas occupies an approximate volume of 22.4 liters.

In this case, you know:

Replacing in Charles' law:

22.4 L÷ 273 K= V₂÷ 373 K

Solving:

(22.4 L÷ 273 K)× 373 K= V₂

30.60 L= V₂

Finally, the final volume is 30.60 L.

Learn more about Charles' law and STP:

https://brainly.com/question/4147359

https://brainly.com/question/29396023

#SPJ1

The molar solubility of lead (II) iodide will be 6.1×10⁻⁴ M.

Solubility refers to the maximum amount of a substance that can dissolve in a given amount of solvent at a specific temperature and pressure. It is typically expressed in units of moles per liter (M) or grams per liter (g/L).

The solubility product expression for lead (II) iodide (PbI₂) is:

Ksp = [Pb²⁺][I⁻]²

At equilibrium, the concentrations of lead (II) and iodide ions in a saturated solution of PbI₂ are equal to the molar solubility, represented by "s".

Therefore, we can write;

Ksp = [Pb²⁺][I⁻]² = (s)(3.0×10⁻³ M)²

Solving for "s", we get;

s = √(Ksp / [I⁻]²) = √(1.4×10⁻⁸ / (3.0×10⁻³ M)²)

s = 6.1×10⁻⁴ M

To know more about molar solubility here

https://brainly.com/question/16243859

#SPJ4

Magnesium (Mg) has an atomic number of 12, which means it has 12 electrons.  In the case of magnesium, it has an electron configuration of [Ne] 3s2, which means it has 2 valence electrons.

The number of valence electrons in an atom is equal to its electron configuration in the highest energy level (also called the outermost energy level). In the case of magnesium, it has an electron configuration of [Ne] 3s2, which means it has 2 valence electrons. Valence electrons are the outermost electrons of an atom that are involved in chemical reactions and bonding with other atoms. They are the electrons in the highest energy level of an atom and determine its chemical reactivity and behavior. The number of valence electrons in an atom can be determined by its electron configuration and the periodic table, and is used to predict its chemical properties, such as its tendency to form bonds with other atoms and its reactivity with other chemicals.

Learn more about electronic configuration here:

https://brainly.com/question/28977387

#SPJ4

Answer: 0.002 m³

Explanation:

We can use our unit conversions to find the volume in m³.

\(2L*\frac{1m^3}{1000L} =0.002m^3\)

Answer:

~1.5 g/cm3 and it does NOT float in water.

Explanation:

If you look at the graph, Object A weighs ~6 grams and is ~4 cm3 in volume

Density = Mass/Volume

So 6 grams/4 cm3 = 1.5 g/cm3

Water has a density of 1 g/cm3 and because Object A density is higher than that of water, it sinks.

:)

We often refer to alkanes as "hydrocarbons" because the physical properties of the higher members of this class resemble those of the long carbon chain molecules we find in animal fats and plant oils (Greek aleiphar, fat or oil). Alkanes are a class of organic compounds that contain only carbon and hydrogen atoms, with a general formula of CnH2n+2. The physical properties of alkanes, such as boiling point, melting point, and viscosity, increase with the length of the carbon chain. This is because longer carbon chains have more van der Waals forces between the molecules, which makes them harder to separate. The high molecular weight and long carbon chain structure of alkanes make them ideal for use as fuels and lubricants. Additionally, the presence of alkane chains in animal fats and plant oils makes them an important source of energy and nutrients for living organisms.

We often refer to alkanes as aliphatic hydrocarbons because the physical properties of the higher members of this class resemble those of the long carbon-chain molecules we find in animal fats and plant oils

Aliphatic hydrocarbons  can be described as the carbon atom-based hydrocarbons.

It should be noed that the Aliphatic hydrocarbons  can be seen as the  aliphatic hydrocarbons known as alkanes only have one covalent bond. Alkynes are hydrocarbons with a C-C triple bond, whereas alkenes are hydrocarbons with at least one C-C double bond.

Learn more about aliphatic hydrocarbons at;

https://brainly.com/question/27704061

#SPJ4

Answer:

It's typically a mixture of particles and rocks of all sizes

Explanation:

This explains it all, any other things you need just ask me or any one else. Were glad to help.

Answer

The endothermic process is a term that describes a reaction where the system absorbs the energy from its surrounding in the form of heat. A few examples of the endothermic process are photosynthesis, evaporating liquids, melting ice, dry ice, alkanes cracking, thermal decomposition, ammonium chloride in water and much more.

The exothermic reaction is the opposite of an endothermic reaction. It releases energy by light or heat to its surrounding. A few examples are neutralization, burning a substance, reactions of fuels, deposition of dry ice, respiration, solution of sulfuric acid into water and much more.

Explanation:

Endo example= ice cream

Exo example= Hot coffee

Answer:

Enhanced gas flow through the pore or capillary to another gaseous region or vacuum.

Explanation:

Answer:

Gaseous particles tend to undergo diffusion because they have kinetic energy. ... Effusion refers to the movement of gas particles through a small hole. Graham's Law states that the effusion rate of a gas is inversely proportional to the square root of the mass of its particles.

"Hypotonic solution," refers to a solution with the highest water concentration due to its lower solute concentration compared to the other options, leading to water influx into cells.

A hypotonic solution would be most likely to have the highest water concentration. In a hypotonic solution, the solute concentration is lower than that inside the cell or compared to another solution. As a result, water tends to move into the cell or the solution to equalize the concentration.

When a cell is placed in a hypotonic solution, water molecules will move into the cell through the process of osmosis. This influx of water increases the water concentration inside the cell, leading to cell swelling or even bursting in extreme cases.

Compared to hypertonic and isotonic solutions, a hypotonic solution has a lower solute concentration, allowing for a higher concentration of water molecules. This results in a higher water concentration in the solution. It's important to note that the concept of tonicity is related to the relative solute concentrations between two solutions and their effect on cell osmosis. In this case, a hypotonic solution is characterized by a higher water concentration compared to the other options.

learn more about Hypotonic solution here:

https://brainly.com/question/28020628

#SPJ11

The reaction is  the reduction – oxidation reaction is the :

Ca(OH)₂ + 2CH₃COOH → Ca(CH₃COO)₂ + 2H₂O. The correct option is d.

The gain of the electron is the reduction. In the reduction the oxidation number will increases. The loss of the electron during the reaction is called the oxidation and the decrease in the oxidation number is the oxidation. When both occur in the reaction the reaction is said to be the redox reaction or the reduction – oxidation .

The reaction is as:

Ca(OH)₂ + 2CH₃COOH → Ca(CH₃COO)₂ + 2H₂O

This  is not the redox reaction as the oxidation states of the multiple atoms is not change during the reaction.

To learn more about oxidation - reduction here

https://brainly.com/question/19528268

#SPJ4

Answer:

9.77x10⁻³M HCl

Explanation:

Assuming the solution of AgNO₃ is in excess:

Based on the chemical equation:

AgNO₃ + HCl → AgCl + HNO₃

We must find the moles of AgCl that will be produced. With the moles and knowing 1 mole of AgCl is produced from 1 mole of HCl we can find the moles of HCl and its concentration as follows:

Moles AgCl -Molar mass: 143.32g/mol-:

0.7g AgCl * (1mol / 143.32g) = 4.88x10⁻³moles AgCl = Moles HCl

As the volume of the solution is 500cm³ = 0.500L, the concentration of HCl is:

4.88x10⁻³moles HCl / 0.500L =

There are 12 Carbon atoms, 22 Hydrogen atoms and 11 Oxygen atoms.

The growth of the balloon after being taken out of liquid nitrogen is a result of the increase in temperature, which leads to an increase in the kinetic energy and speed of the gas molecules, causing them to spread out and expand, resulting in the expansion of the balloon.

The phenomenon you are describing, where a small, partially inflated balloon grows in size after being taken out of liquid nitrogen, can be explained by the principles of gas expansion due to temperature change.

When the balloon is submerged in liquid nitrogen, it is exposed to an extremely low temperature. As a result, the air molecules inside the balloon lose thermal energy and their average kinetic energy decreases. This decrease in kinetic energy causes the molecules to slow down and move closer together, leading to a decrease in pressure and volume of the gas inside the balloon.

When the balloon is removed from the liquid nitrogen and placed on the table, it starts to warm up. As the temperature increases, the air molecules regain thermal energy and their average kinetic energy rises. This increase in kinetic energy causes the molecules to move faster and spread out, leading to an increase in pressure and volume of the gas inside the balloon.

Furthermore, gases typically exhibit a property known as Thermal expansion, which means they expand when heated and contract when cooled. As the temperature of the air inside the balloon rises, the gas expands, causing the balloon to grow in size.

for more quetions on kinetic energy

https://brainly.com/question/25959744

#SPJ8

Boimler and Rutherford convince the Ferengis not to poach Mugatos by appealing to their sense of profit and offering a more lucrative alternative.


Step 1: Boimler and Rutherford engage in a conversation with the Ferengis and learn about their motivation for poaching Mugatos, which is primarily financial gain.
Step 2: They research and analyze the potential profit of poaching Mugatos and the potential consequences or risks associated with it, such as legal penalties or environmental damage.
Step 3: Boimler and Rutherford propose a more profitable and sustainable alternative for the Ferengis to consider, such as breeding and conserving Mugatos for a wildlife sanctuary or ecotourism business.
Step 4: They present their proposal to the Ferengis, outlining the financial benefits, reduced risks, and long-term sustainability of their alternative plan.
Step 5: The Ferengis, driven by their desire for profit, agree to abandon their poaching activities and pursue the more lucrative option proposed by Boimler and Rutherford.

Boimler and Rutherford manage to convince the Ferengis not to poach Mugatos by understanding their motivation for profit and presenting a more profitable and sustainable alternative. This solution not only protects the Mugatos but also benefits the Ferengis in the long run, showing that a collaborative approach can lead to a win-win situation for all parties involved.

To know more about Rutherford  visit:

brainly.com/question/7151882

#SPJ11

The balanced equation for neutralization reaction of H2SO4 and KOH is:H2SO4 + 2KOH → K2SO4 + 2H2OWe can use the stoichiometry of the reaction to calculate the number of moles of H2SO4 and KOH.

We have: Volume of H2SO4 solution = 28.37 mL = 0.02837 L Volume of KOH solution = 43.15 mL = 0.04315 L Concentration of H2SO4 solution = 0.142 M Concentration of KOH solution = 0.334 M Number of moles of H2SO4 = Concentration × Volume = 0.142 × 0.02837 = 0.00402854 mol Number of moles of KOH = Concentration × Volume = 0.334 × 0.04315 = 0.0144201 mol From the balanced equation, 2 moles of KOH reacts with 1 mole of H2SO4. Therefore, the number of moles of KOH that reacted is:2 × 0.00402854 = 0.00805708 mol

The remaining number of moles of KOH is the total number of moles of KOH minus the number of moles of KOH that reacted:0.0144201 - 0.00805708 = 0.00636302 mol The volume of the solution is the sum of the volumes of H2SO4 and KOH solutions:0.02837 + 0.04315 = 0.07152 L Therefore, the concentration of OH- that is unreacted is:0.00636302 / 0.07152 = 0.0889 M

Answer: 0.0889 M

To know more about neutralization reaction refer to:

https://brainly.com/question/23008798

#SPJ11

Answer:

A hydrogen bond is an intermolecular force (IMF) that forms a special type of dipole-dipole attraction when a hydrogen atom bonded to a strongly electronegative atom exists in the vicinity of another electronegative atom with a lone pair of electrons. Intermolecular forces (IMFs) occur between molecules. Other examples include ordinary dipole-dipole interactions and dispersion forces. Hydrogen bonds are are generally stronger than ordinary dipole-dipole and dispersion forces, but weaker than true covalent and ionic bonds.

Explanation:

In the nineteenth century, this material became both less costly and more widely available for construction all of the other answers. Option E.

This historic Mycenaean stone building constructed around 1250 BCE, uses a corbeled arch to span the entryway. This architectural production technique includes two uprights and a crossbeam. A vault is an arched overhead shape that provides a space with a ceiling or roof just like the arch the vault has been around seeing ancient instances.

Set-up art is one of the most effective and immersive of all artwork paperwork. In comparison with conventional mediums along with painting and sculpture, set-up artwork is designed to fill complete rooms or maybe whole gallery spaces. however, it become the Romans who created a rigid stable structure that didn't need any external buttresses or help.

Learn more about The nineteenth century here:-https://brainly.com/question/25881544

#SPJ4

A maximum of two electrons will be placed in 1s first. With a maximum of two electrons, 2s will then be filled. With a maximum of 6 electrons, 2p will then be filled.

To learn more about orbital refer to:

https://brainly.com/question/20319149

#SPJ1

Answer:

8.92 m/s

Explanation:

Distance covered = 107 m

Time = 12 s

Average speed = ?

The relationship between the parameters is given by;

Average speed = Distance covered / Time

Average speed = 107 / 12

Average speed = 8.92 m/s

In summary, compound a reacts with hydrogen to undergo catalytic hydrogenation, and then undergoes ozonolysis followed by Zn treatment to produce an aldehyde or ketone.

Compound a, C10H16, is a hydrocarbon that undergoes catalytic hydrogenation when it reacts with 1 molar equivalent of hydrogen. This means that the hydrogen gas is added across the double bonds in the compound, resulting in a saturated compound with no double bonds.

A undergoes reaction with ozone, which is an oxidative process that cleaves double bonds in organic compounds. This produces a mixture of ozonides, which are unstable compounds that can be further treated with a reducing agent such as zinc (Zn). The Zn treatment is a step in the process of reducing the ozonides to aldehydes or ketones, depending on the structure of the starting hydrocarbon.

To know more about compound visit :-

https://brainly.com/question/15906801

#SPJ11

Explanation:

Avogadro's number. What can be said about 1 mol Ag and 1 mol Au? ... They contain the same number of atoms.

1 mole of Ag and 1 mole of Au contain the same number of particle. Therefore, option B is correct.

The International System of Units uses the mole (symbol: mol) as the unit of material quantity. How many elementary entities of a particular substance are present in an object or sample is determined by the quantity of that material. It is specified that the mole contains exactly 6.022140761023 elementary entities.

A mole is defined as the mass of a substance that has the same number of elementary particles as there are atoms in precisely 12.000 g of 12C.

In the periodic chart, group 11 includes the chemical elements roentgenium (Rg), copper (Cu), silver (Ag), and gold (Au). However, no chemical tests have yet been done to demonstrate that roentgenium behaves similarly to the heavier homologue of gold.

Thus, option B is correct.

To learn more about mole, follow the link;

https://brainly.com/question/26416088

#SPJ2

Answer:

Actual yield and theoretical yield

A photon has energy of 1.8 x 10⁻¹² Jules. The wavelength of this photon is 11.04 × 10⁻¹⁴ m.

Given that :

Energy of the photon : 1.8 × 10⁻¹² J

Energy of the photon is given by the formula :

E = h v

where,

E = energy of photon

h = Planck constant = 6.626 × 10⁻³⁴ J.s

v = frequency of photon

frequency of photon is given as :

v = c / λ

therefore ,

E = h c / λ

λ = h c /E

c = speed of light = 3 × 10⁸ m/s

λ = (6.626 × 10⁻³⁴ J.s  × 3 × 10⁸ m/s) /  1.8 × 10⁻¹² J

λ = 11.04 × 10⁻¹⁴ m

Thus, A photon has energy of 1.8 x 10⁻¹² Jules. The wavelength of this photon is 11.04 × 10⁻¹⁴ m.

To learn more about photon here

https://brainly.com/question/20912241

#SPJ1

0.0174 M is the calculated [H₃O+] for 0.0087 M H₂SO₄.  Molarity is an important concept in chemistry.

Molarity, which is defined as the number of moles of solute dissolved per liter of solution, is a measure of a solution's concentration. It is often written with the symbol "M" and is measured in moles per liter (mol/L) units.

The molarity of a solution is determined by dividing the volume of the solution in liters by the number of moles of the solute present in that volume. because it allows us to quantify the amount of substance present in a solution. It is frequently used in stoichiometric calculations to determine the amounts of a chemical reaction's reactant and product that should be known. For instance, if a solution contains 2 moles of solute dissolved in 1 liter of solution, the molarity of the solution is 2 mol/L.

Because it fully dissociates in water, H₂SO₄ is a powerful acid that produces two H+ ions for every molecule that dissociates. As a result, the [H₃O+] in a solution of 0.0087 M H₂SO₄ is twice as molten as the H₂SO₄ solution: [H₃O+] = 2 x [H+] = 2 x 0.0087 M = 0.0174 M.

Accordingly, the [H₃O+] of a H₂SO₄ solution containing 0.0087 M is 0.0174 M.

Learn more about Molarity:

brainly.com/question/14469428

#SPJ1

The best description of a chemical bond is A: "A chemical bond holds atoms together."

A chemical bond refers to the force of attraction between two or more atoms that holds them together to form a stable chemical compound. Atoms bond together by sharing, gaining, or losing electrons, resulting in the formation of molecules or compounds.

Chemical bonds are essential for the formation of substances and play a crucial role in determining the properties and behavior of matter. They involve the interaction of valence electrons, the outermost electrons in an atom, which are responsible for chemical bonding.

In summary, option A provides the most accurate and comprehensive description of a chemical bond, emphasizing its role in holding atoms together to form stable compounds. Therefore, Option A is correct.

Know more about chemical bond here:
https://brainly.com/question/819068

#SPJ8

Answer:

399.88 g/mol

Explanation:

Iron(III) sulfate, is the chemical compound with the formula Fe₂(SO₄)₃. Usually yellow, it is a salt and soluble in water. A variety of hydrates are also known. Solutions are used in dyeing as a mordant, and as a coagulant for industrial wastes.

The lifting force on an airplane's wing  Increases with speed.

The lifting pressure, lifting force, or virtually lift is the sum of all of the forces on a body that forces it to transport perpendicular to the route of flow.

Drag and Thrust are all “mechanical forces.” A mechanical force is generated through the interplay between an item and a fluid (liquid or gas). Weight is a “field force.” A subject's pressure no longer has to be in physical contact with the item to have an impact on the object.

The lift equation states that carry L is identical to the carry coefficient Cl times the density r times half of the velocity V squared instances the wing region A. For given air conditions, form, and inclination of the item, we have to decide a value for Cl to determine the raise.

Learn more about lifting force here:-https://brainly.com/question/2538403

#SPJ2

Therefore, the volume occupied by the amount of ethyl alcohol containing 48.0 moles of hydrogen atoms is approximately 61.41 mL.

To calculate the volume occupied by the given amount of ethyl alcohol, we need to use the density of ethyl alcohol and convert moles of hydrogen atoms to grams.

First, we need to find the molar mass of ethyl alcohol (C2H5OH).

The molar mass of carbon (C) is 12.01 g/mol, hydrogen (H) is 1.01 g/mol, and oxygen (O) is 16.00 g/mol.

Adding these up gives a molar mass of 46.08 g/mol for ethyl alcohol.

Next, we can calculate the mass of 48.0 moles of hydrogen atoms using the molar mass of hydrogen (1.01 g/mol).

The mass is given by:

mass = moles × molar mass

mass = 48.0 mol × 1.01 g/mol

mass = 48.48 g.

Now, we can use the density of ethyl alcohol (0.789 g/mL) to find the volume.

Density is defined as mass divided by volume, so we can rearrange the equation to solve for volume:

volume = mass/density

volume = 48.48 g / 0.789 g/mL

volume = 61.41 mL.

to know more about hydrogen bonding visit:

https://brainly.com/question/15099999

#SPJ11