Answer:
This would be the hydride ion where H gains an electron from a metal such as Na
Explanation:
Answer:
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Explanation:
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Answer:
elements
Matter that has only one kind of atom is called an element. Gold, copper, oxygen, and mercury are examples of elements. Most matter is made up of two or more different kinds of atoms that are chemically combined. This kind of matter is called a compound.
Explanation:
C. Walking on wet floors shows that Friction is undesirable