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Question 1A substance which reacts with oxygen giving heat is called a combustible substance. Which, one of the following is a combustible substance?(a) Iron nail(b) Glass(c) Stone piece(d) Wood

Answer» Question 1

A substance which reacts with oxygen giving heat is called a combustible substance. Which, one of the following is a combustible substance?



(a) Iron nail

(b) Glass

(c) Stone piece

(d) Wood


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