A gas under a pressure of 74 mmHg and at a temperature of 348 K occupies a 500.0-L container. How many moles of gas are in the container?

1.7 moles
7.9 moles
13 moles
59 moles

Idont know. if you want an answer you need to give us some context dude.

Answer    "a salt" would be the best answerexplanationsalts can be defined as ionic compounds that are neither acids nor bases. nacl is an example of a salt, and its ionic.an enzyme is an organic compound which is covalently bonded, not ionically bonded.acids are generally held together by covalent bondsan element does not need any bonds to exist