产生二氧化碳 24.4g+80g-100g=4.4g
Na2CO3+2HCl=2NaCl+H2O+CO2
106 117 44
x y 4.4g
106/x=117/y=44/4.4g
x=10.6g y=11.7g
(24.4g-10.6g+11.7g)/100g*100%=25.5%
产生二氧化碳 24.4g+80g-100g=4.4g
Na2CO3+2HCl=2NaCl+H2O+CO2
106 117 44
x y 4.4g
106/x=117/y=44/4.4g
x=10.6g y=11.7g
(24.4g-10.6g+11.7g)/100g*100%=25.5%