Question

a mixture has a constant composition true or false​

Answer 1

Answer:

The law of constant composition can be used to distinguish between compounds and mixtures of elements: Compounds have a constant composition; mixtures do not. Water is always 88.8% O and 11.2% H by weight regardless of its source. Brass is an example of a mixture of two elements: copper and zinc.

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Answer 2

Answer:

true...

Explanation:

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