Answer:
Air is a collection of different gases. Mainly nitrogen, and then oxygen. Gas is loosely bound atoms of an element or collection of such in compounds above the temperature required to make them liquid, and colder to make them solid.
Explanation:
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Actualy the answer is Lower pressure causes the papers to come closer together.
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B
greenhouse effect describes Earth's atmosphere trap heat
The formal charge of an atom is the assigned charge to the atom. Carbon 1 and carbon 2 both have +4 charge, H has a charge of +1, while O is calculated by the equation -1=4+3+4+2x where -1 is the charge of CH3COO and x is the charge of each O atom. Charge of O atom is -6.