pH=12,c(OH-)=0.01mol/L
n(NaOH)=cV=0.01*0.1=0.001mol
2NaCl+2H2O=通电=2NaOH+Cl2↑+H2↑
2 1 1
0.001mol n(Cl2) n(H2)
n(Cl2)=0.0005mol
n(H2)=0.0005mol
n(气体)=0.0005+0.0005=0.001mol
V(气体)=0.001*22.4=0.0224L=22.4mL
pH=12,c(OH-)=0.01mol/L
n(NaOH)=cV=0.01*0.1=0.001mol
2NaCl+2H2O=通电=2NaOH+Cl2↑+H2↑
2 1 1
0.001mol n(Cl2) n(H2)
n(Cl2)=0.0005mol
n(H2)=0.0005mol
n(气体)=0.0005+0.0005=0.001mol
V(气体)=0.001*22.4=0.0224L=22.4mL