Chemistry, asked by guptapratyush1444, 1 month ago

a 2.5 sample of hydrate of Ca(NO3)2 was heated and only 1.7 gm of anhydrous salt remain . What percentage of water was in the hydrate

Answers

Answered by nargeema

9

Answer:

2.5g - 1.7g= .8g

= .8÷2.5×100%

= .35

=32%

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