Answer: 8.3 moles
Explanation:
Number of moles of lithium = ?
Mass in grams = 25 grams
Molar mass of lithium = 3g/mol
Recall that:
Number of moles = (Mass in grams / Molar mass)
Number of moles = 25 grams / 3g/mol
= 8.3 moles
Thus, there are 8.3 moles of lithium in 25 grams of lithium
