Dissolving sugar in water is a ______ change.
Hence, dissolving sugar in water is a physical change.
Question 8
Paheli’s mother made a concentrated sugar syrup by dissolving sugar in hot water. On cooling, crystals of sugar got separated. This indicates a: (a) physical change that can be reversed (b) chemical change that can be reversed (c) physical change that cannot be reversed (d) chemical change that cannot be reversed
A 5 per cent sugar solution means that :
(a) 5 g of sugar is dissolved in 99 g of water.
(b) 5 g of sugar is dissolved in 100 g of water.
Choose the correct answer.