Question

4 Fresh milk has pH 6. When it changes into curd will pH value increase or decrease why?
5. (a) Do basic solutions have H'lon. if so why are they basic
6. (b) When solution becomes more acidic pH becomes high or less
7. (a) Give the pH of pure water (b) colour of universal indicator when dipped in sugar solution
(g A sample of rain water showed yellow colour with universal Indicator. Is it acidic or basic?
8. (a) The pH of 3 acids A,B,C are 5. 2.8, and 3.5. arrange them in increasing order of acidic
strength
[b] The pH of cold drink is 5. What will be the
action on red and blue litmus?
laj why it is wrong to treat bee sting with vinegar and wasp sting with baking soda
10. (a) Name the acid secreted in stomach and give its pH. (b) Give the pH during indigestion.
(c) what are antacid ?how it works?
Your given tvo solutions A and 0. the pH of the solution A is 6 and B is 8. Identify acidic and​

Answer 1

Answer: The pH value of milk is 6 since it is acidic in nature. When the milk is converted into curd due to the action of bacteria, lactic acid is formed which is more acidic in nature. Therefore the pH value of the milk is reduced as it turns to curd.

Explanation:

Answer 2

Answer:

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Explanation:

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