Ответ:
Объяснение:
Mr(CaCO3) = 40 + 12 + 16*3 = 100
W(Ca) = Ar(Ca) *n / Mr(CaCO3) *100% = 40*1 / 100 *100% = 40%
W(C) = Ar(C) *n / Mr(CaCO3) *100% = 12*1 / 100 *100% = 12%
W(O) = Ar(O) *n / Mr(CaCO3) *100% = 16*3 / 100 * 100% = 48%
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Ответ:
Объяснение:
Mr(CaCO3) = 40 + 12 + 16*3 = 100
W(Ca) = Ar(Ca) *n / Mr(CaCO3) *100% = 40*1 / 100 *100% = 40%
W(C) = Ar(C) *n / Mr(CaCO3) *100% = 12*1 / 100 *100% = 12%
W(O) = Ar(O) *n / Mr(CaCO3) *100% = 16*3 / 100 * 100% = 48%