Question

A student weighs a 0.0134 g sample of magnesium metal. How many moles of magnesium does the sample contain?

Answer 1

0.00053487 mol mg

Step-by-step explanation:

24.305 g in 1 mol Mg

0.013 g Mg in ? Mol Mg

24.305 x (?) = 0.013

0.013/24.305 = 0.00053487

0.013 g Mg in 0.00053487 Mol Mg