Answer:
put a salt into the beakers
Hydrogen because it only has one electron
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Answer:
C
Explanation:
C because there is more in it than the rest of the idems
Answer:
elements and compounds can only be liquids or solids, but mixtures can be solids, liquids or gases
Explanation:
Element: A substance that is made up of only one type of atom. Compound: A substance that is made up of more than one type of atom bonded together. Mixture: A combination of two or more elements or compounds which have not reacted to bond together; each part in the mixture retains its own properties.