State whether the following statements are true or false. If false write – the correct statement. 

1. Components in a mixture are present in a definite proportion.

2. Mixture have no definite set of properties.

3. Components in a mixture can be separated by physical and chemical methods.

4. Sodium chloride and water is an example of a mixture of elements and compounds.

5. Heterogeneous mixtures have different composition and properties throughout the mixture.

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1 Answers

1. False. 

Correct — Components in a mixture are present in a varying proportion.

2. True

3. False. 

Correct — Components in a mixture can be separated by physical methods.

4. False. 

Correct — Sodium chloride and water is an example of a mixture of compounds.

5. True

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