SolveItClass 10 · NCERT

NCERT Solutions · Class 10 Science Acids, Bases and Salts

15 questions · 15 still being checked

EXERCISES 11–15 (part 2 of 2)

  1. Exercise 11

    Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain your answer.

    Solution being prepared

  2. Exercise 12

    A milkman adds a very small amount of baking soda to fresh milk.
    (a)
    Why does he shift the pH of the fresh milk from 6\displaystyle 6 to slightly alkaline?
    (b)
    Why does this milk take a long time to set as curd?

    Solution being prepared

  3. Exercise 13

    Plaster of Paris should be stored in a moisture-proof container. Explain why?

    Solution being prepared

  4. Exercise 14

    What is a neutralisation reaction? Give two examples.

    Solution being prepared

  5. Exercise 15

    Give two important uses of washing soda and baking soda.

    Solution being prepared