Identify the reactant needed in the following chemical equation, choose your answer from the box. Do this in your
answer sheet.
Na O2 S Cl H2O SO3 Mg Al (OH)2 (PO4)3
1. _______ + ________ Mg(OH)2
2. _______ + ________ NaCl
3. _______ + ________ H2SO4
4. _______ + ________ Al(PO4)3
5. _______ + ________ SO2
Answer (1)
Answer:1. Mg + H2O → Mg(OH)22. Na + Cl → NaCl3. H2O + SO3 → H2SO44. Al + (PO4)3 → Al(PO4)35. O2 + SO2 → So2
