a sample of chlorine gas is confined in a 3.0-L container at 542 torr and 37 C. how many moles of gas are in the sample? (please help me)

Calcium chloride +gold(1) oxide—>

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

An experimental procedure requires a 10 ml of acid to be dissolved