Answer:
2.34 moles
Step-by-step explanation:
Given that,
Given mass = 16.3 grams
We know that, molar mass of lithium is 6.941 g/mol
Let there are n number of moles. It is given by :
n = given mass/molar mass

So, there are 2.34 moles in 16.3 grams of lithium