Chemistry
Give reasons:
When magnesium is burnt in air, there is an increase in mass after the reaction.
Related Questions
Give reasons:
Solids cannot be compressed.
Give reasons:
Liquids can flow.
Give reasons:
When sodium chloride is added to a definite volume of water and stirred well, a solution is formed, but there is no increase in the level of water.
Give reasons:
A piece of chalk can be broken easily into smaller pieces but a coal piece cannot be broken easily.