Agas has a volume of 5 liters at 3 atm

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Calculate the number of molecules present in 0.750 mol of mgo.

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?