Question

1. Compare and contrast substances and mixtures. Give
two examples of each.
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Answer 1

A substance is a sample of a specific type of matter, such as:

-water

-dirt

-

A mixture is a combination of two or more contrasting substances, some mixtures fully combine to create a new substance and some mixtures simply create combinations such as:

-A mixture of dirt + water creates mud which is an example of a new substance

-A mixture of cheese + ham + bread creates a sandwich which is an example of a combination

Hope this helps :)