Science, asked by 2005hanzla2005hanzla, 10 months ago

solve these three please

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Answered by ashutoshdsms25

1

Answer:

Explanation:

19) (a) SLAKED LIME = Ca(OH)2

(b) CaO(s) + H2O(l) = Ca(OH)2(aq.) + HEAT

20) TO REMOVE THE LAYER OF OXIDE PRESENT ON THE RIBBON , IT IS CLEANED.

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