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Chemistry, 31.08.2019 15:00 ghari112345

8. the number of protons in the nucleus of an element is called its number.
9. if two or more compounds are composed of elements a and b, the ratio of the masses of b combined with 1 g of a is always a ratio of small whole numbers. this is a statement of the law of

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8. the number of protons in the nucleus of an element is called its number.
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