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A noble gas has a density of 0.173 g/L at a temperature of 328.15 K and...
A noble gas inside a container has a pressure of 3.3 atm and a density of 3.0 g/L. If the temperature of the gas is 16.2 degrees Celsius, what is the molar mass (M) of the gas?
1. A gas with a density of 1.107 g/L is at 301 K and 740.0 mm Hg. What is it's Molar Mass? 2. Phosgene, COCl2, is a deadly gas. What is its density in g/L at 298 K and 1.00 atm? 3. A gas mixture is 5.00 grams of Ne, 10.0 grams of He, and 15.0 grams of Ar gases. A container is kept at -100ºC and 7550 mL. What is the partial pressure due to Argon in mm Hg?
O 18.9 g Question 28 5 pts In a given diffusion apparatus and under identical conditions, an unknown noble gas diffuses twice as fast as HBr gas (molar mass = 80.91 g/mol). What is the gas? Hint: Determine molar mass of the gas and compare with the molar masses of the noble gases. O Ne Xe O He O Ar 5 pts utan 20
Part A The density of a gas is 1.48 g/L at a temperature of 24 °C and a pressure of 0.783 atm. Calculate the molar mass of the gas.
A 21.8-L tank of carbon dioxide (CO22) is at a pressure of 9.28 atm and temperature of 19.4∘∘C. (a)Calculate the number of moles of gas in the tank. ______________ mol ( ± 0.02 mol) (b)Obtain the number of grams of carbon dioxide in the tank. Hint: You can obtain the molar mass of CO22 by adding the molar mass of C and twice the molar mass of O. The molar mass of an element is given on the periodic table...
What is the density (in g/L) of a gas with a molar mass of 122.7 g/mol at a pressure of 2.07 atm and a temperature of 52.39 °C?
The density of a gas is 7.4 g/L at a pressure of 1.47 atm and a temperature of 35.38 °C. What is the molar mass (in g/mol) of the gas?
The density of a gas is 4.04 g/L at a pressure of 1.44 atm and a temperature of 37.01 °C. What is the molar mass (in g/mol) of the gas?
The density of a gas is 3.21 g/L at a pressure of 1.78 atm and a temperature of 40.47 °C. What is the molar mass (in g/mol) of the gas?
If the gas has a molar mass of 86 g/mol, what is the density of a gas (in g/L) at 25.0°C and 124.1 kPa? Consider four identical 1.0-L flasks containing the following gases each at 25°C and 1 atm pressure. For which gas do the molecules have the greatest average kinetic energy? A. Ne B. Ar C. He D. Kr E. same for all the gases