Question

best will get brainliest
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Answer 1

Answer:

By definition, a pure substance or a homogeneous mixture consists of a single phase. A heterogeneous mixture consists of two or more phases. When oil and water are combined, they do not mix evenly, but instead form two separate layers.

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Answer 2

Answer:

1. 2.9016
2. 0.69355
3. $\frac{1581}{50}$
4. 12
5. $\frac{711}{50000}$
6. $\frac{20447}{5000}$
7. $\frac{714}{625}$
8. $\frac{153}{500}$
9. 83
10. $\frac{267}{50}$