1. Most chemical reactions show

2. Major compound present in natural gas is

3. pressure of system effects the equilibrium of

4. Pure water has the taste

5. the atmosphere contains almost the oxygen

6. Solvation is the process that makes

8. Vitamin D is Found in

9. dehydration of alcohols with sulphuric acid yields

10. A solution having Ph of 7.5 mean that it is

11. Methane gas is used in preparation of

12. the hard water contains the bicarbonates and sulphates of

13. the important source of organic compounds is

14. the Number of essential amino acids are

15. the Major fraction in the CNG is

16. Fats perform the function of

17. the largest fresh water source of earth is

18. The colour of potassium dichromate salt is

19. Plants mainly composed of

20. Petroleum is refined by the technique of

21. Deficiency of vitamin A causes