Why are the partcles in matter always moving?

The change of state from liqid to gas is called

An xample of a chemical property is

The chemical changes that occur during photosnythesis

The particles known as the bilding blocks of matter are

Evaporation is what occus when

Less helium would be needed to fill a balloon on a(n)

The smallest paricle into which an element can be divided and still be the same substance is called

How would you describe the nucleus?

An atom of gold with 79 protons, 79 electrons, 18neutrons would have a mass number of

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