An unknown gas effuses 0.250 times the rate of He. What is the molar mass of the unknown gas?
An unknown gas effuses 0.250 times the rate of He. What is the molar mass of...
An unknown gas effuses 1.46 times faster than HCl. What is the molar mass of the unknown gas, in grams per mole? . Your answer should have three significant figures. Provide your answer below:
At constant temperature, He effuses 6.04 times faster than a gas having an unknown molar mass. Determine the molar mass of the unknown gas. RHe = 6.04 Runk. What is the molar mass of the unknown gas?
an unknown gas effuses 3.87 times faster than H2. What is the molar mass of the gas?
N2 effuses 2.16 times faster than an unknown gas. What is the molar mass of the unknown gas? 11.4 g/mol 60.5 g/mol 168 g/mol 131 g/mol
Determine the molar mass of an unknown gas, if that unknown gas effuses via an orifice at a rate 5.42 x 10^-9 mol/s, and methane (CH4) effuses through the same orifice at the rate of 1.30 x 10^-8 mol/s, both gases having the same temperature and pressure.
QUESTION 30 Hydrogen gas (H) effuses 3.16 times faster than a second unknown gas. What is the molar mass of this unknown gas in g/mole? 5 points Save Answer
An unknown gas effuses at a rate 2.41 times faster than Cl2. What is the density (g/L) of the unknown gas assuming conditions of STP? Report your answer to the third decimal place.
An unknown gas effuses at a rate 1.56 times faster than Br2. What is the density (g/L) of the unknown gas assuming conditions of STP. Report your answer to the third decimal place.
6. Oxygen gas effuses through an opening at the 62 times faster than an unknown gas. Is the molar mass of the unknown gas less or more than the molar mass of oxygen? Explain.
Methane gas, CH4, effuses through a barrier at a rate of 0.568 mL/minute. If an unknown gas effuses through the same barrier at a rate of 0.343 mL/minute, what is the molar mass of the gas? **Please explain question **this question has already been posted but the answer was not very explicative. Thank you!