Chemistry, asked by dpboygamer, 11 months ago

when 5g of calcium is burnt in 2g of oxygen, then 7g of calcium oxide is produced. What mass of calcium will be produced when 5g of calcium is burnt in 20g of oxygen?

Which law of chemical combination will govern your answer

Answers

Answered by fathimazainab

Answer:

Explanation When 5g of calcium is burnt in 2g of oxygen we get 7g of calcium oxide From this we understand that calcium and oxygen combine in the ratio 5:2. Hence when 5g of calcium is burnt in 20g of oxygen it will produce only 7g of calcium oxide.

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