Which Gas Has the Lowest Density Under Standard Temperature and Pressure

question 51

Multiple Choice

Which gas has the lowest density under standard temperature and pressure?

• A)hydrogen
• B)helium
• C)oxygen
• D)nitrogen
• E)carbon dioxide

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Definitions:

Pollution Emissions

The release of pollutants into the environment, typically from industrial activity, transportation, and other sources harmful to human health and the planet.

Government Charges

Fees or levies imposed by the government on individuals, businesses, or transactions to fund public services and initiatives.

Common Law

A legal system based on judicial decisions and precedents rather than statutory laws.

Warming

A process wherein the average temperature of the Earth's atmosphere and oceans increases, often discussed in the context of global climate change.