QUESTION 30 Hydrogen gas (H) effuses 3.16 times faster than a second unknown gas. What is...
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:
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
an unknown gas effuses 3.87 times faster than H2. What is the molar mass of the gas?
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.
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 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.
Question 8 3 pts An unknown gas effuses at a rate 3.72 times faster than Br2. What is the density (8/L) of the unknown gaps assuming conditions of STP. Report your answer to the third decimal place. • Previous Next
An unknown gas effuses 0.250 times the rate of He. What is the molar mass of the unknown gas? Your answer should have three significant figures.
I need help plz A hydrocarbon X effuses through a pinhole 1.67 times faster than Kr under the same conditions of temperature and pressure. Calculate the molar mass of the hydrocarbon