Ответ:
2068 g~2.068 кг
Объяснение:
m(H2O) = 396 g
m(KOH) =2464 g
m(K2O)-?
------------------------------------------------
K2O+H2O-->2KOH
M(H2O) = 18 g
n(H2O) = m/M = 396 / 18 = 22
n(H2O) = n(K2O) = 22
M(K2O) = 94 g
m(K2O) = n*M = 22 * 94= 2068 g
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Ответ:
2068 g~2.068 кг
Объяснение:
m(H2O) = 396 g
m(KOH) =2464 g
m(K2O)-?
------------------------------------------------
K2O+H2O-->2KOH
M(H2O) = 18 g
n(H2O) = m/M = 396 / 18 = 22
n(H2O) = n(K2O) = 22
M(K2O) = 94 g
m(K2O) = n*M = 22 * 94= 2068 g