是1.43克?
Na2CO3·XH2O+2HCl=2NaCl+CO2+(X+1)H2O
106+18X------------------------------22.4
1.43---------------------------------0.112
X=10
NaCO3·XH2O的摩尔质量=106+18*10=286g/mol和X=10
是1.43克?
Na2CO3·XH2O+2HCl=2NaCl+CO2+(X+1)H2O
106+18X------------------------------22.4
1.43---------------------------------0.112
X=10
NaCO3·XH2O的摩尔质量=106+18*10=286g/mol和X=10