Chemistry, 21.08.2021 05:00 leslyrivera11
Tổng số hạt cơ bản của 1 nguyên tử nguyên tố X là 24. viết kí hiệu nguyên tử X
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Tổng số hạt cơ bản của 1 nguyên tử nguyên tố X là 24. viết kí hiệu nguyên tử X...
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