Question

four identical jars are filled with different gases. the lids are taken off the gas jars and they are left open to the air for a few hours. Which gas jar will then have the most air in it

Answer 1

A gas jar containing NH₃ Will have most air since:

Ammonia and Hydrogen(H2) are gases at room temperature and will mix to form a gas mixture. when ammonia reacts with oxygen gas to yield nitrogen monoxide gas and water vapour.