What is required to change matter from one state to another?

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg