RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Using Moles, Exercise 1: Q

Find the mass of $1$ mole of chlorine molecules.

Find the mass of $2$ moles of oxygen atoms.

Find the mass of $2$ moles of oxygen molecules.

Find the mass of $3$ moles of ethanol $\left({\mathrm{C}}_2{\mathrm{H}}_5\mathrm{OH}\right)$.

How many moles of molecules are there in $18 \mathrm{g}$ of hydrogen $\left({\mathrm{H}}_2\right)$?

How many moles of molecules are there in $54 \mathrm{g}$ of water?

Sodium chloride is made up of ${\mathrm{Na}}^{+}$ and ${\mathrm{Cl}}^{-}$ ions. How many sodium ions are there in $58.5 \mathrm{g}$ of sodium chloride? $\left[{\mathrm{A}}_{\mathrm{r}}: \mathrm{Na}=23, \mathrm{CI}=35.5\right]$

Sodium chloride is made up of ${\mathrm{Na}}^{+}$ and ${\mathrm{Cl}}^{-}$ ions. What is the mass of one mole of chloride ions? $\left[{\mathrm{A}}_{\mathrm{r}}: \mathrm{Na}=23, \mathrm{CI}=35.5\right]$