I believe the answer is B. Magnesium bromide , if I helped..... You're welcome
I think this is the answer try it
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Answer:
Evaporation
Explanation:
Though it doesn't require high temperatures to do so
Answer:

Explanation:
Hello there!
In this case, according to the Dalton's law, which explains that the total pressure of a gaseous system equals the sum of the partial pressures of the gases composing, for the gaseous mixture composed by oxygen, nitrogen and carbon dioxide it would be possible to write:

Now, given the pressure of the system and those of oxygen and nitrogen, we calculate that of carbon dioxide as shown below:

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Answer:
group 17 the halogen.as it has 7 electron in its outermost ring