Question

identify whether the given substance is mixture or compound and justify your answer 1)sand and water.2)sand and iron filings.3)concrete.4)water and oil.5)salad.6)water.7)carbon dioxide .8)cement.9)alcohol

Answer 1

Answer:

Given substance is mixture or compound:

1. Sand and water - mixture

2. Sand and iron filings- mixture

3. Concrete- mixture

4. Water and oil -mixture

5. Salad -mixture

6. Water- compound

7. Carbon dioxide -compond

8. Cement - compound

9. Alcohol - compound.

Compounds are substances which can be formed by chemically combining two or more elements. Mixtures are substances that are formed by physically mixing two or more substances. Compounds can be of three types, which are: covalent compounds, metallic compounds and ionic compounds.

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