AIIMIIT work sheet and explanation on ph

1.define ph

2.who invented ph scale

3.write formula for ph

4.A=3 and B=6 which is more acidic.

5.what is ph of neutral substance.give some eg of neutral 

6.is blood acidic or basic .why

7.if a substance has 0.001 M .find ots ph and poh

8.what do u mean by ionic product of water and what is its value

9.what are colours of acid base and salt in universal indicator solution

10.what happens to H+ or OH -  ions concentration on dilution.

11.why water should not be added to acid directly

12.what is meant by glacial acetic acid.whay is it called so

13.why organic acids are weak and mineral acids are strong

14.what do you mean by strong and weak acids or strong and weak bases

15.write the ions present in HCL,H2SO4,HNO3,H3PO4,CH3COOH
16.what is ph and poh of 0.002M HCL
17.what isph of 0,003M H2SO4
18.is urine acidic or basic .why
19.why farmer adds lime to soil frequently
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20.what is cause of degradation of marble of taj mahal
21.wh it is not suggestable to cut lime on marble floor