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krek1111 [17]
3 years ago
7

Help me please ive been here for hours

Chemistry
1 answer:
ANEK [815]3 years ago
3 0

Answer:

A- Before the mechanic left, the molecules were moving away from each other. When she returned, they were moving around each other.

Explanation:

Brainliest?

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The answer is evaporation

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Copper atoms are used to produce pennies. The copper atoms in pennies share many electrons. Pennies contain
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Metallic bonds

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Metallic bonds joins atoms of metals and atoms of alloys together. The copper used in making pennies is a metallic substance so it contains metallic bonds.

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