Answer to Question #68727 in Organic Chemistry for zaynab ali
Hydrogen can be driven off many acids when a metal is placed in them. This corrodes the metal and releases hydrogen in the following reaction:
This image shows 2Al + 3H sub 2 SO sub 4, reaction arrow, 3H sub 2 + Al sub 2 (SO sub 4 ) sub 3.
a) Predict the mass of hydrogen gas produced when 2.73 g of aluminum reacts in a single replacement reaction with excess sulphuric acid.