Question

Which of the following is not a physical change?
(a) Boiling of water to give water vapour
(b) Meiting of ice to give water
(c) Dissolution of salt in water
(d) Combustion of Liquefied Petroleum Gas (LPG)​

Answer 1

Answer:

d) combustion of liquefied petroleum gas ( LPG)

Explanation:

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Answer 2

Answer:

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