Question

Which combination is an element? How do you know?

Answer 1

The combination in cell A (the two ovals) is an element. Two atoms of the same kind combine through a chemical bond.

Step-by-step explanation:

PLATO answer

Answer 2

A compound is a substance formed when two or more elements are chemically joined. Water, salt, and sugar are examples of compounds. When the elements are joined, the atoms lose their individual properties and have different properties from the elements they are composed of.

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