On a day the concentration of SO2 in air is 12 ppm. The dissociation constant Ka of H2SO3 is 9.6x10^-2 and the solubility of SO2 in water is 1.3653M. The rain on that day was 20mm. The pH of the rain would be:

a) independent of the Ka of the acid.

b) independent of its solubility in water

c) independent of its concentration in air.

d) dependent on the amount of rain

(multiple answers are correct).

Question

On a day the concentration of SO2 in air is 12 ppm. The dissociation constant Ka of H2SO3 is 9.6x10^-2 and the solubility of SO2 in water is 1.3653M. The rain on that day was 20mm. The pH of the rain would be:

a) independent of the Ka of the acid.

b) independent of its solubility in water

c) independent of its concentration in air.

d) dependent on the amount of rain

(multiple answers are correct).

SAGAR SINGH - IIT DELHI · Answer

Dear student,

Its a logical question and the correct option is c)

Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.

All the best.

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