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- Engineering
- Solve this problem Pure water is kept in a vessel and it remains exposed to atmospheric CO2which is absorbed, then the PH will be:
- #Birla Institute of Technology & Science Admission Test
- #Chemistry
- #Physical and Chemical Equilibria
- #Engineering
Pure water is kept in a vessel and it remains exposed to atmospheric CO2 which is absorbed, then the PH will be:
- Option 1)
Greater than 7
- Option 2)
Less than 7
- Option 3)
7
- Option 4)
Depends on ionic product
Answers (1)
As learnt in
Vapour Pressure -
It is defined as pressure exerted by vapours on liquid surface at equilibrium and condensation.
-
CO2 will dissolve in water forming carbonic acid (H2CO3) which will drop the pH of the solution below 7.
Option 1)
Greater than 7
Incorrect
Option 2)
Less than 7
correct
Option 3)
7
Incorrect
Option 4)
Depends on ionic product
Incorrect
View full answer
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