Salt can be separated from its solution (salt dissolved in water), because:

mixing of salt in water is a permanent change

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mixing of salt in water is a change that cannot be reversed

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mixing of salt in water is a change that can be reversed by heating and melting of salt

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mixing of salt in water is a change that can be reversed by evaporation

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Solution

The correct option is D mixing of salt in water is a change that can be reversed by evaporation

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Similar questions

Q. Name the method of separation you can use to get salt from water containing dissolved salt.

Q. A student took a sodium salt and dissolved it in water. When this aqueous sodium salt solution was tested with universal indicator paper, its pH was found to be 9.
(a) What does pH 9 tell us about the sodium salt solution?
(b) Name one sodium salt which can produce such a solution.

Question 5

Salt can be separated from its solution (salt dissolved in water) because
(a) mixing of salt in water is a change that can be reversed by heating and melting of salt
(b) mixing of salt in water is a change that cannot be reversed
(c) mixing of salt in water is a permanent change
(d) mixing of salt in water is a change that can be reversed by evaporation

Which of the following method can be used to separate salt from its solution in water?

Q. 50 g of common salt is added to 100 g of water at 20 ℃. Observe the solution given below and fill in the blanks. (Solubility of salt in 100 g water is 36 g at 20 ℃)

a) The salt solution is ___________.

b) The undissolved salt can be dissolved by _________ the temperature.

c) The undissolved salt can be separated by ___________.

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