Question

calculate mass of 0.25mol of magnesium oxide​

Answer 1

Answer:

10g

Explanation:

Given, Moles of Magnesium oxide (MgO) = 0.25

No. of moles = Given weight / Molar weight

0.25 * (Molar weight) = Weight of MgO

0.25 * (24 + 16) = Weight of MgO

So, Weight of MgO = 10g