Answer:
Explanation:
It depends on how this is done. If you raise the pressure, the nitrogen will disappear (liquify) and all that will be left will be the 21 % oxygen and the 1% argon.
The process is very complicated because the boiling point of nitrogen keeps on changing. The boiling point is unstable.
Answer:A. Both animals and plants have changed over time.
Explanation:
Because plants and animals go through adaptations.
Answer:
D. Strong nuclear force, electrostatic force, weak nuclear force, gravitational force
Answer:
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The balanced chemical reaction would be written as follows:
CuCl2 + 2NaNO3 = Cu(NO3)2 + 2NaCl
This is an example of a double displacement type of reaction where the ions of the reactants displaces each other forming two new substances. Hope this answers the question.
