Chemistry, 14.09.2021 22:30 jennnifercrd59jc

Please help 1: what is a limitation of using marbles as models for atoms?

2: density is the mass of matter in a given volume. materials that are less dense flood on denser materials. explain why ice floats on water.

3: how dose the overall charge of oxygen-16 compare to oxygen-17 and oxygen-18?

4: how dose an elements atomic mass differ from its mass number?

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