Provide balanced molecular reactions: a) Na(s) + H2O(l) b) Ca(s) + H2O(l

Given Zn(s) and AL(s), what observations would you make when combining AL(s) with ZnSO4(aq), and combining Zn(s) with Al(SO4)3(aq)?

Balance the following chemical equation (if necessary): V₂O₅(s)+HCl(aq)→VOCl₃(s)+H₂O(l)

Chloral hydrate is broken down in the body after several hours. One reaction is oxidation to trichloroethanoic acid. Complete the equation for this reaction below. Cl₂CCH(OH)2 + [0]

Given the following reaction, what is the oxidizing agent? 2FE203(1) + 3C(s) 3CO2(g) + 4Fe(l) CO2 Fe Fe203

Is the following reaction an oxidation reaction, a reduction reaction, a redox reaction, or neither? Cr(OH)3 --> Cr3+

When the same element is both oxidized and reduced in a given reaction, disproportionation is said to occur. In which of the following reactions does disproportionation occur? a) 2 H2O (l) ⟶ H3O+ (aq) + OH- (aq) b) SO2 (g) + H2O (l) ⟶ H2SO3 (aq) c) Hg (l) + 2 H2SO4 (aq) ⟶ HgSO4 (s) + SO2 (g) + 2 H2O (l) d) CaCO3 (s) + H2O (l) + CO2 (aq) ⟶ Ca(HCO3)2 (aq) e) None of these reactions are a disproportionation process.

Write the balanced NET ionic equation for the reaction when aqueous KBr and aqueous AgC₂H₃O₂ are mixed in solution to form aqueous KC₂H₃O₂ and solid AgBr