Ответ:
Mr(C6H12O6 ) =12×6+1×12+16×6=180г
Mr(K2CO3 ) =39×2+12+16×3=138г
Mr[(NH4)2SO4] =(14+1×4)×2+32+16×4=132г
Mr(MgSO4)= 24+32+16×4=120г
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Ответ:
Mr(C6H12O6 ) =12×6+1×12+16×6=180г
Mr(K2CO3 ) =39×2+12+16×3=138г
Mr[(NH4)2SO4] =(14+1×4)×2+32+16×4=132г
Mr(MgSO4)= 24+32+16×4=120г