Question

can someone pls help me with summarys of ducumentry for grade 7
20 summarys of ducumentry

Answer 1

Answer:

A compound is a substance formed when two or more chemical elements are chemically bonded together. In mixtures, the substances present are not chemically bonded together. The type of bonds holding elements together in a compound can vary: two common types are covalent bonds and ionic bonds.

Answer 2

Answer:

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