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Chemistry, 03.12.2021 14:20 Jenifermorales101

Trong số các chất dưới đây, hãy chỉ ra đâu là đơn chất? Hợp chất? Vì sao? CO2, H2, P2O5, O3, CH4, CH3COOH, Ca, Cl2, Cu, C6H12O6, Fe, BaCO3

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Trong số các chất dưới đây, hãy chỉ ra đâu là đơn chất? Hợp chất? Vì sao? CO2, H2, P2O5, O3, CH4,...

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