Question

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Answer 1

Answer:

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Explanation:

C + O2 ---> CO2

3 g + 8 g ---> 11 g

Here mass of rectants = mass of products

So law of conservation of mass is used.

Now here , Carbon and oxygen combine in the ratio 3:8.

So when 3 g of Carbon is burnt in 50 g of oxygen,only 8 g of oxygen will react. So same, 11 g of Carbon dioxide will be produced

Here, the law of constant proportions is used to get the answer.

Answer 2

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