Question

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Which of the following is a true statement for a pure substance or a compound?

a. The elements in a compound are present in a definite proportion by weight.

b. It can be broken down into a simpler type of matter (elements) by chemical means but not by physical means.

c. Properties of a compound are an average of the properties of its constituents.

OPTIONS:-

a) Only a

b)Only b

c) Only c

D)Only a and b

e) All of these

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Answer 1

Explanation:

The elements in a compound are present in a definite proportion by weight.

Answer 2

Options (a):- The elements in a compound are present in a definite propagation by weight.

This is correct answer for this question