Question:1- Which of the following is not a physical change?
A. Boiling of water to give water vapour
B. Melting of ice to give water
C. Dissolution of salt in water
D. Combustion of Liquefied Petroleum Gas (LPG)
Answer:D
Question:1- Which of the following is not a physical change?
A. Boiling of water to give water vapour B. Melting of ice to give water C. Dissolution of salt in water D. Combustion of Liquefied Petroleum Gas (LPG)