Calculate the pressure inside a 1 nm particle of Pt metal at room temperature in units of Pa (or kPa or MPa)

Q: An empty gas syringe weighed 58.63. When it was filled with 60.0 cm3 of an unknown gas at 100 kPa…

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: Uranium hexafluoride containing fissionable U-235 atoms, 235UF6 (molar mass = 349.03 g/mol), can be…

A: Grahams’s Law of diffusion states that the rate of diffusion of a substance is inversely…

Q: At what temperature will 12.00g of Cl2 exert a pressure of 754.4 kPa at a volume of 752 mL?

A:

Q: Differentiate between Molecular Diffusion and Molecular Effusion?

A: Diffusion and Effusion are the two different property of the gas. Diffusion is the ability of the…

Q: What is the equivalent of 6.2 x 104 ppm in %w/v ?

A: Parts per million(ppm) can be expressed as millligrams per litre of solution . %w/v can be expressed…

Q: 5. The pressure of a certain valley below sea level is 200 kPa, what will be the height of the…

A: Given: Pressure = 200 kPa

Q: A student performed the experiment described in this module, using 6.00 mL of a 3% H2O2 solution…

A: The decomposition of hydrogen peroxide can be represented as follows: 2H2O2  →  2H2O  +  O2

Q: A sealed flask with an internal volume of 2.0 dm3 contains 6.0 g of methane. If the pressure inside…

A:

Q: The rate of effusion of Ar gas through a porous barrier is observed to be 8.98 x 10-4 mol/h. Under…

A:

Q: 1. A flask contains 155 cm of hydrogen collected at a pressure of 22.5 kPa. 3 Under what pressure…

A:

Q: At what temperature will 5g of f2 exert a pressure of 120kpa at a volume of 0.75L?

A: By help of Following Ideal Gas formula, we can determine the temperature of the Fluorine gas (F2) -…

Q: On a single plot, qualitatively sketch the distribution ofmolecular speeds for (a) Kr(g) at -50 °C,…

A: The molecules of gases are in random motion. The speed of the molecules is affected by the…

Q: Calculate (1) partial pressures, (2) mole fractions, (3) (4) densities of the gaseous components in…

A: We have 0.2 kg of H2 The molar mass of H2 is 2 gm/mole Hence, 0.2 kg of H2 = 1 mole×200 g2 g=100…

Q: The pressure inside a hydrogen-filled container was 213 kPa at 21 °C. What would the pressure be if…

A: Given: Initial pressure       = 213 kPa Initial temperature = 21 oC Final temperature  = 99 oC

Q: What pressure will be exerted by 25g  of CO2 at a temperature of 25 C and a volume of 500mL

A:

Q: At what pressure does the mean free path of argon at 20 °C become comparable to 10 times the…

A:

Q: What volume is occupied by 0.250 grams of O2 measured at 25.0oC and 100.66 kPa?

A:

Q: A containing 138 cm ^ 3 of hydrogen was collected under a pressure of 25.6 kPa What pressure would…

A:

Q: what is the temperature in Kelvin of 1.15 moles of hydrogen in a 15 L container at 185 kPa?

A:

Q: What is the root mean speed in m/s of Kr at 15°C? (write the solution without decimals)

A:

Q: Use the ideal gas law and Dalton’s law of partial pressures to prove that the mole fraction of gas…

A:

Q: 7. Fluorine gas at 300 K and a pressure of 2.1 atm occupies a volume of 500 mL. What temperature in…

A: At constant volume Pressure of gas is directly proportional to temperature

Q: A sample of neon is at 75°C and 115 kPa. If the pressure changes to 127 kPa and the volume remains…

A: Given :-  initial temperature = 75°C  initial pressure = 115 kPa  final pressure = 127 kPa  To find…

Q: A flask containing 179 cm of hydrogen was collected under a pressure of 20.9 kPa. What pressure…

A: According to Boyle's law at constant temperature and number of moles.,  PV = Constant Or  P1V1 =…

Q: Calculate the diameter and the mean free path of argon atoms if the number of collisions made by a…

A:

Q: The rate of effusion of  Ne gas through a porous barrier is observed to be 4.28 x 10^-4 mol/h.…

A:

Q: In a certain laboratory that tests the purity of certain gases, nitrogen was collected over water at…

A: The question is based on the concept of Dalton's law of partial pressure. it  states that total…

Q: Using Boyle's Law   A balloon containing 100mL of air is placed in a jar attached to a vacuum…

A:

Q: A 190 mL sample of neon has its pressure changed from 75 kPa to 160 kPa. What is its new volume?

A: Given data, V1=190 mLP1=75 kPaP2=160kPa To calculate the new volume.

Q: Iodine gas is contained in a container of 10 ^ (- 3) L at 250 ° C and 1.00 atm. What is the number…

A: The mean free path of collision is given as: λ=12Area×Number of molecules per unit volume

Q: What is the molar density of Sam Smiths cologne at STP if their cologne is made up of a compound…

A: The volume occupied by any gas at STP condition will be 22.4 L for each mole of gas. The density is…

Q: The rate of effusion of NO2 gas through a porous barrier is observed to be 5.28 x 10 mol/h. Under…

A:

Q: The H2 produced in a chemical reaction is collected through water in a eudiometer. If the pressure…

A: we used the formula for the calculation of pressure of H2 gas is => PH2 = Total pressure - PH2O…

Q: Carbon dioxide gas is produced as a result of the reaction between calcium carbonate and…

A: GivenVolume of container = V = 104.2 dm3 = 104.2 LPressure of gas = P = 73.6 kPa1 atm = 101.325…

Q: 5.31 A McLeod gauge measures low gas pressures by com- pressing a known volume of the gas at…

A: McLeod gauge  is a scientific instrument which is used to measure the very low  pressure . It work…

Q: What volume does 12.5 g of argon gas at a pressure of 1.05 atmand a temperature of 322 K occupy?…

A: Ideal gas equation The equation that gives the relationship between pressure, volume and temperature…

Q: What is the total pressure exerted by a mixture of 2.00 g ofH21g2 and 8.00 g of N21g2 at 273 K in a…

A: The given data contains, Volume = 10.0 L. Temperature =273 K gas constant R =0.0821 L.atm.mol-1K-1

Q: Given the following: Difference in height 55.0 mm Volume of enclosed gas (V) 0.0638 L Temperature…

A: The total barometric pressure inside the vessel is the sum of the pressure due to hydrogen gas(PH2)…

Q: n aqueous solution of ammonium nitrite, NH4NO2, decomposes when heated to give off nitrogen, N2.…

A: Given, Temperature, T = 20°C = (273 + 20) K = 293 K Total pressure, Ptotal = 99 kPa = 742.561 torr…

Q: What is the initial volume of a perfect gas sample at 25 °C to be used in order to reduce the sample…

A: Introduction The initial volume can be calculated by the application of Charles's Law. When pressure…

Q: flask containing 152 cm3 of hydrogen was collected under a pressure of 20.6 kPa. What pressure would…

A: We have give that Initial volume of gas = V1 = 152cm3  Initial pressure of gas = P1 = 20.6Kpa  Final…

Q: What volume would 20.0g of CO2 occupy at a temperature of 25 °C and a pressure of 105 kPa?

A:

Q: 1. A chemist collects 372 cm³ of gas over water at 90°C and 111.0 kPa. What volume would the dry gas…

A: Note : As per our guidelines we are supposed to answer only one question. Please repost the…

Q: A 1.50-liter sample has a pressure of 138 kPa at 12°C. What temperature would this sample be if it…

A:

Q: A 50.0 cm³ sample of nitrogen gas is collected at 101.3 kPa. If the volume is reduced to 5.0 cm³,…

A: Boyle's law: The pressure (P) of a fixed mass of a gas at constant temperature, is inversely…

Q: The mass density of phosphorus vapor is 0.6388 kg m-3 at 100°C and 1.60 kPa, which corresponds to a…

A: Solution - Mass density - The mass density of an object is defined as its mass per unit volume. Mass…

Q: The pressure 25.0 meters under water is 347 kPa. what is this pressure in mmHg?

A: Given that: Pressure = 347kPa We know that: 1atm = 760mmhg

Q: if the density of water is 1.00g/ml and desity of density of mercury is 13.6g/mL,how high a coloumn…

A: Since the pressure = 1 atm                                    (  standard atmospheric pressure)…