A teacher conducts a discussion on how different substances occupy space and possess mass.
CHEMISTRY · Multi-part · CBSE · Chemistry · The Amazing World of Solutes, Solvents, and Solutions · The Amazing World of Solutes, Solvents, and Solutions
Problem
A teacher conducts a discussion on how different substances occupy space and possess mass.
(i) Define density and state its SI unit.
(ii) Two solid blocks of equal volume are made of aluminium and iron. Explain clearly why their masses are not the same.
(iii) Describe, step by step, how you would determine the density of an irregular solid that is denser than water in the school laboratory. Name the instruments used and mention all the measurements that must be recorded.