Question

Q24. What will be the colour of Iron filings and Copper Sulphate solution, when they
react with each other? (i) Before the experiment. (ii) After the experiment.
Give reason for the change in colour. (2)
on hus its true nosition? Justify your answer. (2)​

Answer 1

Answer:

Answer:

Petrol engine or gasoline engine is an internal combustion engine with spark-ignition, designed to run on petrol and similar volatile fuels. In most petrol engines, the fuel and air are usually pre-mixed before compression

Explanation:

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Explanation:

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