Science Question i need answers with in 2 hours please!!!?
1. what is a scientific "law"?
2. what is density? What happens to the pressure of a gas as its density increases? why?
3. What happens to the temperature of a gas as it is compressed? Expanded?
i really need these questions answer with in 2 hours....i need them for school tommarow...thank you in advance...by the way these questions are coming from 11th grade chemistry