How many molecules in a 10.0g sample of He (g) at 300K and 1 bar have a speed between 3000,000 and 3000,001 m / s?

Q: A sample of unknown gas has a mass of 2.85 g and occupies 750 mL at 760 mm Hg and 100 °C. What is…

A: Ideal gases have negligible volume in compare to the volume of the container and molecules of ideal…

Q: At what temperature(°C) will 7.82moles of methane gas occupy a volume of 5.47 L ata pressure of…

A: Ideal Gas Law :-  PV = nRT  P is the pressure of gas  V is the volume occupied by gas n is the…

Q: Calculate the total volume of gas produced at 21.0 ∘C and 1.02 bar by the complete decomposition of…

A: Given: Temperature = 21°C = 21+273 K = 294 K Pressure = 1.02 bar Mass of ammonium carbonate = 11.9…

Q: What volume of oxygen gas at 298K and 680torr will react completely with 5.0L ok co gas at the same…

A:

Q: If the rms speed of a specific gas,X, at 300k is 450m/s, obtain the rms spear of molecules of X at…

A: Ans

Q: Consider separate 1.0 liter gaseous samples of N2, Ar, CH4, and CO2 all at STP. (a) Rank the gases…

A:

Q: Consider a mixture of 2 lit of CH4 and 7 Lit of C3H7. Calculate mole fraction of both gases.

A: Volume of CH4 is 2 L Volume of C3H7 is 7 L Mole fraction of both = ?

Q: An 8.00-g sample of a gas occupies 22.4 L at 2.00 atm and 273 K. What is the molar mass of the gas?

A: Given that -  Mass of the gas = 8.00 g  Volume of the gas = 22.4 L  Pressure of the gas = 2.00 atm…

Q: If the rms speed of a specific gas, x, is 300 k at 450 m/s, obtain the rms speed of molecules of x…

A: We know that the rms speed for any molecule is given by the below formula.  Here R = universal gas…

Q: At what T will a 10.0 L gas at constant pressure be brought to if the same gas originally occupied…

A:

Q: calculate the density of CO2 in g/L at 0.990 atm and 55C?

A:

Q: A 2.85-g sample of an unknown chlorofluorocarbon decomposes and produces 564 mL of chlorine gas at a…

A:

Q: What would the final volume be if 2L of a gas at 200K was heated to 400K at constant pressure? O A.…

A: According to Charles's law, the volume of the gas increases when the temperature of the gas…

Q: A 0.593g sample of gas has a volume of 115 mL at 53.2 ∘C and 94.0 kPa. What is the molar mass of…

A: Use ideal gas equation:

Q: Calculate the average kinetic energies of H2(g) molecules at 5 °C and at 150 °C.

A: The answer to the following question is-

Q: The average molecular speed in a sample of He gas at a certain temperature is 1.37x10° m/s m/s at…

A:

Q: What is the pressure in atm of 0.042 mole of gas at 561 mL and 32 F?

A:

Q: 258 mL sample of MEK , an industrial solvent, is found to have a mass of 0.599 g at 0.988 atm and…

A:

Q: 7. If at a particular temperature the molecular speed of O2 molecules is 165 m/s, what would be the…

A: Given  Molecular speed of O2  = 165 m/s   Molecular speed of N2  = ?

Q: How many moles of helium gas occupy 13.9 LL at 103 KK and 2.30 atmatm?

A: According to ideal gas law  PV = nRT Where volume of n mols of gas at temperature T and pressure P =…

Q: Do all molecules in a 1-mole sample of N2 have the same velocity at 546 K? Explain.

A: No, at any nonzero Kelvin temperature, there is a distribution of kinetic energies.  Likewise there…

Q: A 40.0 g gas sample occupies 11.20 L at 1.00 atm and 273.15K. What is the molar mass (in grams/mol)…

A: Given Datas ; m = 40.0 g V = 11.20 L P = 1.0 atm T = 273.15 K  R = 0.0821 L.atm/mol.K M = ?

Q: At what temp will a 3.00g sample of neon gas exert a pressure of 459torr in a 3.00L container? What…

A: Ideal Gas Law :-  PV = nRT  P is the pressure of gas  V is the volume occupied by gas n is the…

Q: Compare the particle volume of 1 mole of neon atoms to the volume occupied by 1 mole of neon gas…

A: Kinetic gas theory is a model that was proposed to explain thermodynamic behaviour of gases.

Q: A gas measures 1.75 L at -23°C and 150. kPa. would the gas occupy At what temperature 1.30 L at 210.…

A: Given :-  Initial pressure = 150.kPa Initial volume = 1.75 L Initial temperature = -23°C Final…

Q: What mass of NO2 is contained in a 13.0 L tank at 2.81 atm and 385 K?

A: Ideal gas equation PV =nRTWhere, P=Pressure of gas in atm             V =Volume of container of gas…

Q: a sample of gas of mass 2.82g occupies a volume of 639mL at 27 degree celsiuse and 1.00 atm…

A: Given information: mass = 2.82 g volume = 639 mL  Temperature = 27oC = 27+273 = 300 K  Pressure =…

Q: How many moles of gas are there in a 0.75 L balloon if the temperature of the balloon is 521 K and…

A: An ideal gas is the hypothetical gas composed of many randomly moving point particles that are not…

Q: What mass of NO2 is contained in a 13.0 L tank at 4.58 atm and 112°C?

A:

Q: 471 g of Ar(g) into a 100.0 L rigid cylinder at 21.33 °C, what is the resulting pressure

A:

Q: At 1.10 atm and 14.23 ∘C, a 2.15g sample of gas occupies a volume of 2.10×103 mL. Calculate the…

A: Given pressure = 1.10 atm volume = 2.10 × 103 ml Temperature = 14.23°C mass = 2.15 g

Q: In alcohol fermentation, yeast converts glucose to ethanol and carbon dioxide: C6H12O6(s) →…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: Calculate the root-mean-square velocity in m/s for a hydrogen molecule at -49.0 degrees C. The…

A:

Q: Mention the two assumptions of kinetic theory of gases that do not hold good.

A: SOLUTION: Step 1: The two assumptions of kinetic theory of gases that are wrong are mentioned below:…

Q: If equal numbers of molecules of H2 (molar mass = 2), O2 (molar mass = 32), and N2 (molar mass = 28)…

A:

Q: Suppose a sample of refrigerant gas consisting of a simple mixture of the gases C2HF5 and CH2F2 has…

A: Given: Density of mixture = 1.92 g/L. Pressure of mixture = 0.625 atm. Temperature = 31 oC And the…

Q: The density of NO2 in a 4.50 L tank at 760 mmHg and 25 C is

A: Please find the attachment

Q: The root mean square velocity (ums) in (m/s) of NO molecules in a sample of NO gas at 27.0 C is?…

A: Given: Temperature= 27°C= 27+ 273= 300K Molar mass of NO= 30.0 g/mol= 0.030 kg/mol To find: The root…

Q: How many moles of CH4 gas would occupy 3.01 L at 101.3 kPa pressure and 30 C?

A: Given :-  Pressure of the gas = 101.3 kPa  Volume of the gas = 3.01 L  Temperature = 30 °C  To…

Q: What is the density of carbon tetrachloride (CCl4) vapor at 0.958441 atm and 125 °C?

A: Given information: Pressure of carbon tetrachloride = 0.958441 atm Temperature of carbon…

Q: What is the rms speed of carbon tetrachloride molecules at 25.00C?

A:

Q: A sample of Ne gas occupies 0. 220L at 0.86 atm. What will be its volume at 29.4kPa?

A: This problem can be solved by using Boyle's law. It states that the pressure of a gas is inversely…

Q: Calculate the partial pressure of propane (C3H3) in a mixture that contains equal masses of propane…

A: Partial pressure of individual gases: Partial pressure=mole fraction × total pressure

Q: How many moles of chlorine gas at 120.0 °C and 33.3 atm would occupy a vessel of 12.0 L?

A: The ideal gas equation is: PV=nRT······(1) Here, P is the pressure, V is the volume, n is the number…

Q: A 0.350 g sample of nitrogen gas (N₂) at 90.5 K exerts a pressure of 55.0 kPa. What volume will it…

A: This problem can be solved with the help of ideal gas equation. PV=nRT P=55000 Pa = 55000 / 101325…

Q: What volume (in L) will 3.21 mol  of methane gas occupy at 25.0 oC and 92.1 kPa?

A:

Q: A gas at 34C and 1.75 atm has a density of 3.4 g/L. Calculate the molar mass of the gas?

A: The ideal gas equation is given by,                               PV = nRT Where, P is the pressure…

Q: Consider the following reaction: C(s) + O2(g) -CO2(g) What volume of oxygen gas at 25 °C and 1.02…

A: The ideal gas equation is shown below: PV = nRT Where; P = pressure of the gas V= volume of the gas…

Q: A sample of gas at 15 atmospheres and 445K is cooled to 250K. What pressure will the gas be after…

A: Gay-Lussac’s Law: According to Gay-Lussac’s law, if we increase the temperature of the ideal gas the…