Ответ:
n=m/M n(K2SO4)=10/(39*2+32+16*4)=0.06 моль
N=n×Na=0.06*6.02=0.3612*10∧23=3.612*10∧22
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Ответ:
n=m/M n(K2SO4)=10/(39*2+32+16*4)=0.06 моль
N=n×Na=0.06*6.02=0.3612*10∧23=3.612*10∧22