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Chemistry, 25.07.2021 19:40 kenz391

Hòa tan hết 16g hôn hợp X gồm Fe và Mg bằng dung dịch H2SO4 loãng dư thu được 8,96 lít khí H2 đktc . Phần trăm khối lương của Mg trong hỗn hợp X là

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Hòa tan hết 16g hôn hợp X gồm Fe và Mg bằng dung dịch H2SO4 loãng dư thu được 8,96 lít khí H2 đktc ....

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