PH Questions for biology?

1. If the pH of a sample was 3 how many times more acidic is it than a solution with a pH of 6?

2. How might one correct the pH of a lake with a reading of 3?

3. What is the pH of human skin?

4. How does non-tearing shampoo work?

5. What is the pH of rain water?

6. What local industries pump materials into the atmosphere to create a drastic pH change in rain water?



Please answer correctly with detail thank you so much if u do !! =]PH Questions for biology?
1. 1000 times

2 This is very, very acidic, so a lot of damage would have been done. Add limestone.

3 Maybe 5.5

4 Probably has a pH of about 7.

5 Varies between maybe 5.5 and 7.5 if it is not polluted.

6 Coal burning facilities, if there is sulphur in the coal.

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