Mr(SO3 )= 32+16×3=80
Mr(CO2) = 12+16×2=44
Mr(C2H5OH) = 12×2+1×5+16+1=46
Mr(NaALO2) = 23+27+16×2=82
Mr(C12H22O11) = 12×12+1×22+16×11=342
Mr(SO3 )= 32+16×3=80
Mr(CO2) = 12+16×2=44
Mr(C2H5OH) = 12×2+1×5+16+1=46
Mr(NaALO2) = 23+27+16×2=82
Mr(C12H22O11) = 12×12+1×22+16×11=342