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Ответ

Ответ дан
justagirl75
Там потом нужно на 2 поделить т. к там 2 моль.Там 2,2 будет.Извини ❤

Ответ

Ответ дан
NazguL68

CO2 + 2NaOH ---> Na2CO3 + H2O

1       :      2

n(NaOH) = 4 г / 40 г / моль = 0,1 моль

n(CO2) = 0,1 моль / 2 = 0,05 моль

m(CO2) = 0,05 моль * 44 г / моль = 2,2 г

Ответ: 2,2 г


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