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Chemistry, 15.09.2021 01:00 sanam3035

Bài 2: Tính khối lượng nguyên tử của các nguyên tố sau theo đơn vị khối lượng nguyên tử(u) và g: a. Cu có 29e, 35n
b. N có 7e và 7n

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Bài 2: Tính khối lượng nguyên tử của các nguyên tố sau theo đơn vị khối lượng nguyên tử(u) và g: a...

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