Answer:
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Electrons are particles that surround the nucleus of an atom like a cloud. As with protons and neutrons, electrons are essential to an atom's structure.
False. One mole of a certain substance will always contain atoms of that substance.
Explanation:
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1 Nitrate
2 sulphate
3 ammonium
4 carbonate
5 permanganate
6 phosphate
7 acetate
8 chromate
9 dichromate
10 sulphite