MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryIonic equilibriumSelf-ionization of Water
A soda water bottle has pH
A.< 7✓ Correct
B.> 7
D.unpredictable.
Explanation
Soda water has carbonic acid present in it. So, it will be acidic. The reaction of soda water is- 2 2 2 3 H O CO H CO -> Therefore, it has pH <7.
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