In a chemical substance the elements are always present in definite proportions by mass.

True

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False

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Solution

The correct option is A
True

True. In a chemical substance the elements are always present in definite proportions by mass and not atomic number.

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Similar questions

In a chemical substance the elements are always present in definite proportion by mass.

State whether the following statement is True or False:
In a chemical substance the elements are always present in definite proportions by mass.

In a chemical compound, the elements are always present in definite proportions by mass.

In a chemical compound, elements are always present in definite proportions by ________.

Law of constant proportion states that:

In a chemical substance the elements are NOT present in a definite proportion by mass.

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