Question

solve 16,17,18,19,20 and 21 questions

Answer 1

Explanation:

16=(b)

17=(d)

18=(c)

19=(a)

20=(b)

21=(d(

Answer 2

Answer:

16) B. Soluble substances  (miscible term used for 2 liq.)

17) D. Temporary Change

18) C. Carbon dioxide (thats why they are also called as Carbonated drinks)

19) A. Petrol & Water

20) B. Reversible Change

21) D. Solid, Liquid or Gas

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