How many moles of helium occupy 44.8 L at STP? Report answer to the correct number of significant figures. moles

Q: Chlorine pentafluoride gas is collected at -4.0 °C in an evacuated flask with a measured volume of…

A: The objective of this question is to calculate the mass and number of moles of chlorine…

Q: What is the molar mass of a gas that has a density of 3.587 g/L at STP? (Give your answer to 1…

A: Given the density of the gas =3.587 g/L at STP  We have to calculate the molar mass

Q: . In a hospital an oxygen cylinder contains 423 L of pure oxygen at a pressure of 136 atm. What is…

A: In this question, we will determine the volume of oxygen gas at 1.00atm when temperature and number…

Q: emperature remains constant answer to nearest whole numl

A: Ideal gas law equation is equation which obeys gas laws under all condition of temperature and…

Q: A sample of helium gas occupies a weather balloon with a volume of 793.4 mL, pressure of 764 Torr…

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Q: Determine the molar mass of a gas if 3.6 grams of a gas occupies 1.852 L of space at STP.  Round…

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Q: Use the molar volume of a gas at STP to determine the volume (in L) occupied by 42.1 g of neon at…

A: The number of moles of Neon can be calculated asThe atomic mass of Neon = 20 g/mole

Q: What is the molar mass of a gas if 18.0 L of the gas at STP has a mass of 41.6 grams?

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Q: Avogadro’s number

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Q: What volume will 1.34mol of Helium Gas occupy at STP?

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Q: 2.00 liter of nitrogen at 215.58 torr is mixed with 2.00 liter of helium at 103.07 torr and a third…

A: Given that, a 2 L container contains three gases having; Pressure of nitrogen gas P1 = 215.58 torr…

Q: How many grams of C3H6 are present in 612 mL of the gas at STP? (please use correct number of…

A: Given  Condition = STP  Volume = 612 mL  Mass of C3H6 = ?

Q: What is the volume of the following sample of gas at STP? 0.236 H2   Express the volume to three…

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Q: A balloon with a 2.00 L volume contains 1.10 moles of gas. How many moles would have to be released…

A: The ideal equation for gas is given by,                                               PV = nRT…

Q: What is the volume of a balloon that contains 2.75 moles of argon gas at STP? ( to the correct…

A: Ideal gas equation, PV=nRT Where, P=pressure, V=Volume, n =number of moles R=gas constant…

Q: At STP, a sample of helium gas occupies a balloon to a volume of 1.4 Liters. How many moles of…

A: We know the ideal gas equation: - PV = nRT. P = pressure V = Volume  n = number of moles R = Gas…

Q: Which of the following samples of gases would take up the largest volume (Liters) at STP? Highlight…

A: Given that, a) molecules of O3 gas = 1.25×1024 molecules   Moles of O3 gas = 1.25×1024…

Q: Find the volume in liters for 6.18 g of helium, He, at STP.

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Q: How many grams of phosphorus trihydride are present in 85.89 milliliters of the gas at STP? Answers…

A: According to the ideal gas equation, the volume of one mole of an ideal gas at STP is = 22.4 L/mol…

Q: If a gas sample weighed 3.97 grams occupies 2.768 liters at STP what would be the molas mass of this…

A: Calculation for number of moles:At STP, 1 mole of any gas occupies 22.4 Litre of Volume

Q: What is the molar mass of a gas at STP if its density is 0.714 g/L? Round your answer to a whole…

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Q: A balloon contains 0.158 mol of gas and has a volume of 2.46 L. If we add 0.113 mol of gas to the…

A: Given Pressure and Temperature are constant. Initial moles of gas,  n1 = 0.158 mol Initial volume of…

Q: You are holding two balloons of the same volume at STP. One balloon contains 1.0 g of helium. The…

A: Mass of helium given = 1.0 g Molar mass of helium = 4.0 g/mol

Q: A sample of F2 gas has a mass of 12.5g. What is the volume of this F2 sample at STP?

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Q: Use the molar volume of a gas at STP to determine the volume(in L) occupied by 33.6 g of neon at…

A: Given that, neon occupied = 33.6 g So, the no. of mol = given mass/molar mass Since, molar mass of…

Q: What is the density in g/L of Chlorine gas at STP (remember chlorine is diatomic)?

A: Given -> At STP -> T = 273 K  P = 1 atm

Q: 2.00 liter of nitrogen at 26.35 torr is mixed with 2.00 liter of helium at 42.45 torr and a third…

A: Provided total pressure (PT)=1245.32 torr Provided pressure (PHe) of He=42.45torr Provided pressure…

Q: A container with a volume of 371 L contains how many moles of O2 at STP?

A: Given :- volume of O2 = 371 L To calculate :- number of moles of O2

Q: 92.288 L of NO2 at STP = ? moles

A: The volume of 1 mol of an ideal at STP is 22.4 L. This is called the molar volume of a gas.

Q: Since the volume of one mole of any gas at STP is 22.7 L, the density of one mole of any gas at STP…

A: Density is the ratio of mass to volume. That is, Density = mass/volume D = M/V The volume of one…

Q: How many liters of carbon tetrafluoride gas at STP does 4.582 x 1024 molecules occupy in significant…

A: Number or CF4  molecules = 4.582 × 1024  Volume occupied by 1 mole of any gas at STP = 22.4 L

Q: 20 L of F, (Fluorine) are produced under STP. How many moles of F, are produced?

A: given, volume of fluorine = 20 L

Q: An analyst knows that a sample of gas is either carbon dioxide or carbon monoxide. The analyst…

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Q: A balloon originally has 0.10 moles of Helium and has a volume of 0.50 L. If 0.53 grams of He are…

A: According to ideal gas law, PV = nRT where P = pressure V = volume n = moles R = gas constant T =…