Na2CO3 + 2HCl ---> CO2 + H2O + 2NaCl
x/106 = (100+12-107.6)/44 = y/2*58.5;x=10.6g,y=11.7g;
m(NaCl混合物)=12-10.6=1.4g
NaCl%=(1.4+11.7)/107.6=0.122
Na2CO3 + 2HCl ---> CO2 + H2O + 2NaCl
x/106 = (100+12-107.6)/44 = y/2*58.5;x=10.6g,y=11.7g;
m(NaCl混合物)=12-10.6=1.4g
NaCl%=(1.4+11.7)/107.6=0.122