Question

How many mole of neon are in 68.4 grams of neon?

Answer 1

Answer: 3.39 moles

Explanation:

`\text{no of moles}=\frac{\text{given mass}}{\text{Molecular mass}}`

given mass = 68.4 g

Molar mass of neon = 20.18 g/mol

`\text{no of moles of neon}=(68.4g)/(20.18g/mol)=3.39moles`