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Chemistry, 04.09.2021 15:10 kaylam8346

Cho chất A gồm các nguyên tố Na, C, O có % khối lượng lần lượt làm43,40%; 11,32%; 45,28%. Biết phân tử khối của a là 106 đvc. Tìm công thức hoá học của A

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Cho chất A gồm các nguyên tố Na, C, O có % khối lượng lần lượt làm43,40%; 11,32%; 45,28%. Biết phân...
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