Предмет: Химия, автор: anzelaprosto06

Який об’єм водню виділиться, при взаємодії 1,6 г метанолу та металічним натрієм ?

Ответы

Автор ответа: ghjrjgxer1980

Ответ:

Дано: 1,6 x

m(C2H5OH)=1,6г 2C2H5OH+2Na=2C2H5ONa+H2

V(H2) - ? 2*46 22,4

Mr(C2H5OH)=12*2+1*5+16+1=46

x=1,6*22,4/92=0,4л.

Объяснение:

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