Carbon Dioxide and an Unknown Gas Start to Effuse from a Container

question 34

Multiple Choice

Carbon dioxide and an unknown gas start to effuse from a container and the carbon dioxide takes 4.69 times as long to escape as the unknown gas.What is the identity of the unknown gas?

• A)(_Br2)
• B)NO₂
• C)HCl
• D)CO
• E)H₂

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Definitions:

Numerator

The top number in a fraction, representing the number of parts considered out of the whole.

Conversion Formula

A mathematical equation used to convert a quantity expressed in one set of units to another set of units.

Milligrams

A unit of mass in the metric system equal to one-thousandth of a gram.