NCERT Important Questions Class 10 Science
CBSE 2022-2023.
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
NCERT book extra.
A student took 5 mL of lemon Juice in each of test tubes A, B and C. She added 5 mL of water in A and 20 mL of water in B. She tested for pH value in all the three tubes. She would find that pH value of liquid :
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Liquid in C is most acidic, followed by that in A and B. Greater the acidic strength, smaller is the pH value. Hence pH value of liquid in B is more than that in A and C.