Subject Experts Solutions for Chapter: Atoms and Molecules, Exercise 1: Target Exercise

If the mass of $1$ mole of water is $18 \mathrm{g}$, what is the mass of one molecule of ${\mathrm{H}}_2\mathrm{O}$?

What is the value of Avogadro number?

Total number of atoms in $44 \mathrm{g}$ of ${\mathrm{CO}}_2$

The number of grams of ${\mathrm{H}}_2{\mathrm{SO}}_4$ present in $0.25$ mole of ${\mathrm{H}}_2{\mathrm{SO}}_4$ is

Which of the following has largest number of atoms?

One mole of oxygen gas is the volume of

The volume of $4.4 \mathrm{g}$ of ${\mathrm{CO}}_2$ at $\mathrm{STP}$

The largest number of molecules is in