Balance the following reactions by filling in the correct coefficients. Even though you usually do not put the number 1 as a coefficient, do so for this quiz
Si + S8 → SiS2
NaOH + HCl→ NaCl + H2O
HF + Al(NO3)3 → AlF3+ HNO3
C + SO2 → CS2 + CO
H3N + Mg(OH)2 → Mg3N2 + H2O