Question

6. The gas produced when washing soda reacts with dilute sulphuric
acid is carbon monoxide.

True or False ?
7. Limewater is a solution of calcium carbonate in water.
true or False
8. Crystallisation is used to obtain pure crystals from impure crystals.
True or False ?

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Answer 1

Answer:

Here is your answer

Explanation :

Q 6 .

Ans: Explanation: When a pinch ofwashing soda is added to dilute sulphuric acid then there will be formation of sodium sulphate, water and carbon dioxide. The reaction will be as follows.

Q 7.

Ans: False

Q 8.

Ans: False

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Answer 2

Answer:

6. False 7. False 8.True

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