Question
Zn+2HCl⟶ZnCl2+H2
H2 gas produced by the reaction is collected over water. If 0.3 g of Zn are consumed at 270 in the reaction, calculate the volume of hydrogen produced. (Given: Barometric reading=750mm, Aqueous tension at 27 =25 mm, Atomic weight of Zn=65.4).