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Chemistry, 17.09.2021 09:30 mrgoggles12

Nguyên tử của nguyên tố Y được cấu tạo bởi 36 hạt .Trong hạt nhân; hạt mang điện bằng số hạt không mang điện.
a. Số khối A của hạt nhân
b. Viết kí hiệu nguyên tử của nguyên tố Y.

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Nguyên tử của nguyên tố Y được cấu tạo bởi 36 hạt .Trong hạt nhân; hạt mang điện bằng số hạt không...
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