Gas A diffuses 4 times as fast as gas B. Gas B must be 4 times as heavy as gas A.

Name: Gas A diffuses 4 times as fast as gas B. Gas B must be 4 times as heavy as gas A.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

According to Graham's law of effusion, the rate of effusion of a gas is inversely proportional to the square root of its molar mass. Therefore, if gas A diffuses 4 times as fast as gas B, gas B must be 16 times as heavy as gas A.

Gas a Diffuses 4 Times as Fast as Gas B