Question

The molar mass of magnesium is 24.31g/mol. How many moles of magnesium are in 0.484g?

Answer 1

According to this,

1 mole of Mg = 24.31 g

Mg = magnesium

To calculate the moles of Mg, we proceed like this:

1 mole Mg --------------- 24.31 g Mg

X ---------------- 0.484 g Mg

X = 0.020 moles

Answer: 0.020 moles