Answer:
There are 188.96 gm of moles in NaF
Hydrogen bonds are strong intermolecular forces created when a hydrogen atom bonded to an electronegative atom approaches a nearby electronegative atom. Greater electronegativity of the hydrogen bond acceptor will lead to an increase in hydrogen-bond strength.
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Answer:
Air pollution effect the most
Yes it is a exothermic reaction.
The alignments of the planets would be the correct answer.<span />