Chemistry, 25.09.2021 14:30 omar1511

Một nguyên tử R có tổng số hạt là 34, trong đó số hạt mang điện nhiều gấp 1,8333 lần số hạt không mang điện. Tìm số hạt p, n, e và số khối của R?

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Một nguyên tử R có tổng số hạt là 34, trong đó số hạt mang điện nhiều gấp 1,8333 lần số hạt không ma...

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