Question

please please give this answer​

Answer 1

Answer:

Explanation:

SiO₂ + 4HF → SiF₄ + 2H₂O

Mg(OH)₂ + 2HCl → 2H₂O + MgCl₂

P₄ + 2Cl₂ → 4PCl

I solved it by trial and error method. Trying Different numbers on the equation and seeing what works.