Chemistry, asked by jazeemanwar123, 5 months ago

physical change occurs when :

(1) Vinegar is mixed with baking soda.

(2) Carbon dioxide gas is passed through

freshly prepared lime water.

(3) An iron nail is dropped into Copper

Sulphate solution.

(4) Sodium Chloride is added to water.

Answers

Answered by shreyasakshi722

Answer:

(4) Sodium chloride is added in water

This is because the sodium chloride added in water can be brought back by evaporation of water.

Hope it helps!

shreyasakshi722: please thank my answer and mark as brainliest.

Answered by shreeyaly

Answer:

(4) sodium chloride is added to water

I really hope it helps you :)

shreeyaly: it is

jazeemanwar123: but CaCO3 is formed

shreyasakshi722: the correct answer will be option4

shreeyaly: but sodium chloride reacts to water

jazeemanwar123: is the question is wrong

shreeyaly: I think so

shreyasakshi722: I think this question is of primary level and it can be said that the reaction gets reversed on evaporation so its physical

jazeemanwar123: ok thanks

shreeyaly: welcome

shreeyaly: :)

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