Question
Chemistry Question on Mole concept and Molar Masses
The volume of hydrogen liberated at STP by treating 2.4 g of magnesium with excess of hydrochloric acid is _________ × 10-2 L
Given : Molar volume of gas is 22.4 L at STP.
Molar mass of magnesium is 24 g mol-1
Answer
The Answer is 224