How many grams of barium nitrate, Ba(NO3)2, are in a 2.5 mole sample?

Those are different gas lawshere is a brief description of themcharles's law states that volume and temperature are directly proportional to each other as long as pressure is held constant.  boyle's law asserts that pressure and volume are inversely proportional to each other at fixed temperature.gay-lussac's law introduces a direct proportionality between temperature and pressure as long as it is at a constant volume.    source:

We are not here to write essays for people. this is something that you decide and share your opinions on yourself. just do some brainstorming and if all else fails just make something up.

Iknow this i just forgot the name