wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

When CO2 dissolves in water, the following equilibrium is established
CO2+2H2OH3O++HCO3 ;
for which the
equilibrium constant is 3.8×106 and pH=6.0. What would be the ratio of concentration of bicarbonate ion to carbon dioxide?

A
38×1012
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
3.8
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
6
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
13.4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B 3.8
Given,
CO2+2H2OH3O++HCO3
KC=[H3O+][HCO3][CO2]
As concentration of H+=10pH=106
3.8×106=(106)(HCO3)(CO2)
HCO3CO2=3.8

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
pH of a Solution
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon