Предмет: Химия, автор: kaXio

Какую массу ацетилена можно получить при взаимодействии 51,2 г карбида кальция с водой?? Объясните подробно

Ответы

Автор ответа: icanhelp
0
СaC2 + 2H2O = C2H2 + Ca(OH)2
n(CaC2) = m/M = 51,2/64 = 0,8 моль
n(C2H2) = n(CaC2) = 0,8 моль
m(C2H2) = n*M = 0,8*26 =20,8 г
Ответ: m(C2H2) = 20,8 г




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