Balancing chemical equations – Beginner Welcome to Balancing chemical equations practice - BeginnerBalance the following equation. What is the number in front of Mg? Mg + N2 → Mg3N2 Balance the following equation. What is the number in front of H2? CO + H2 → C8H18 + H2O Balance the following equation. What is the number in front of HCl? H3PO4 +HCl → PCl5 + H2O Balance the following equation. What is the number in front of SrO? SrO + Al → Sr + Al2O3 Balance the following equation. What is the number in front of HCl? TiCl4 + H2O → TiO2 + HCl All done? Click submit to receive your results on the next page. Time's up