2NaOH +CO2=Na2CO3+H2O
Na2CO3+2HCl=2NaCl+H2O+CO2↑
106 44
x 4.4
CO2气体的量等于溶液减少量,计算式:400-395.6=4.4g
106:44=x:4.4 x=10.6
(50-10.6)/50*100%=78.8%
2NaOH +CO2=Na2CO3+H2O
Na2CO3+2HCl=2NaCl+H2O+CO2↑
106 44
x 4.4
CO2气体的量等于溶液减少量,计算式:400-395.6=4.4g
106:44=x:4.4 x=10.6
(50-10.6)/50*100%=78.8%