Q. 15

The pH of the gas A. less than 7

B. more than 7

C. equal to 7

D. equal to 0

Answer :

When we eat, our stomach releases hydrochloric acid that helps in digestion. Acids always have pH less than 7. The pH of stomach varies between 1 and 5. The pH of the stomach and the acid present in the stomach need not necessarily be the same.

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