Determine the mass of iron that reacts with 500 ml of 2 M hydrochloric acid.
- 28 g
- 56 g
- 14 g
- 11.2 g
📝 Detailed explanation
Fe + 2HCl → FeCl₂ + H₂.Moles HCl = 0.5 × 2 = 1 mol.
Moles Fe = 1 / 2 = 0.5 mol.
Mass Fe = 0.5 × 56 = 28 g.
This topic contains 30 questions. Test your knowledge!
🔐 Log in to take the test