Chemistry, 30.07.2021 03:40 sharnisefrazier
Trong một nguyên tử có tổng số hạt( proton, nơtron, electron) bằng 33. Xác định số proton, nơtron và electron trong nguyên tử \
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The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
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Trong một nguyên tử có tổng số hạt( proton, nơtron, electron) bằng 33. Xác định số proton, nơtron và...
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