Step 1: List the given values.
Step 2: Use Graham's law of diffusion/effusion to calculate the molar mass of a gas.
Hence, the molar mass of the unknown gas is 83.8 g/mol. The unknown noble gas is krypton.
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SOLUTION:
Step 1: List the given values.
Step 2: Use Graham's law of diffusion/effusion to calculate the molar mass of a gas.
Hence, the molar mass of the unknown gas is 83.8 g/mol. The unknown noble gas is krypton.