Question

In a pure chemical compound, elements are always present in a proportion by mass. (fixed / random)​

Answer 1

Answer:

ans is fixed

Explanation:

please me brilliant

Answer 2

Answer:

Fixed

Explanation:

According to the law of constant proportions, also known as the law of definite proportions stated by Proust, in a chemical compound, the elements are always present in definite proportions by mass.

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