Ka=c[H+]*c[HCO3-]/c[h2co3]=10^-6.1
所以c[H+]=10^-6.1*c[h2co3]/c[HCO3-]
c[h2co3]/c[HCO3-]=1/20=0.05
所以c[H+]=10^-6.1*c[h2co3]/c[HCO3-]=10^-6.1*0.05=3.9716411736214075103295914141819e-8
log(c[h+])=-7.4010299956639811952137388947245
Ka=c[H+]*c[HCO3-]/c[h2co3]=10^-6.1
所以c[H+]=10^-6.1*c[h2co3]/c[HCO3-]
c[h2co3]/c[HCO3-]=1/20=0.05
所以c[H+]=10^-6.1*c[h2co3]/c[HCO3-]=10^-6.1*0.05=3.9716411736214075103295914141819e-8
log(c[h+])=-7.4010299956639811952137388947245