State whether the following statement is true or false:
In a chemical substance,the elements are always present in varying proportions by mass.
In a chemical substance,the elements are always present in varying proportions by mass.
(FALSE) The statement is False.
According to the Law of Constant Proportions (also known as the Law of Definite Proportions),in a chemical substance,the elements are always present in definite proportions by mass,regardless of the source or method of preparation of the substance.
According to the Law of Constant Proportions (also known as the Law of Definite Proportions),in a chemical substance,the elements are always present in definite proportions by mass,regardless of the source or method of preparation of the substance.
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