If the Density of an Unknown Gas Is 1

question 3

Multiple Choice

If the density of an unknown gas is 1.96 g/L at STP,what is its molar mass?

• A)11.4 g/mol
• B)19.6 g/mol
• C)22.4 g/mol
• D)43.9 g/mol
• E)196 g/mol

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Definitions:

Oil Change Interval

The recommended distance or time period between oil changes for a vehicle or machinery, ensuring optimal performance and longevity of the engine.

Air Filter Element

The replaceable component of an air filter that traps and removes particulate matter from the air entering an engine.

Transmission Air Filter

A filter designed to clean the air entering the transmission system, preventing contamination and ensuring optimal performance.

Recommended Intervals

Suggested time or usage periods after which maintenance, inspection, or replacement should be performed to ensure optimal performance.