Question

0.46 g of an organic compound gave 0.066 g of water and 0.426 g of carbon dioxide on combustion. calculate the % of C and H . this is 5 mark pls write step by step​

Answer 1

Answer:

The correct options is B

in the given question

mass of organic compound=0.246 g

mass of carbon dioxide= 0.198 g

mass of water= 0.1014 g

mass of water=0.1014 g

% of carbon:

44

12

×

0.246

0.198

×100

=21.95%

% of Hydrogen

18

2

×

massofcompound

massofH

2

O

×100

18

2

×

0.246

0.1014

×100

=4.58%

Explanation:

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