true or false
1. latent heat of vaporization in the heat energy required to change 1kg of a liquid to gas at atmosphere pressure at its melting point_
2.water at room temperature is a liquid._
3. atoms in a liquid are father a part than the atoms in the gas._
4.the molecules in a gas are in constant motion._
5. gases present in air have the same pressure throughout the entire atmosphere._
6.all material move from solid to liquid to gas as the temperature increase._
7. because electrons have been stripped away from atoms in plasma , plasmas have a negative charge._
8. it is just as easy to compress a liquid,as it is to compress a gas ._
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