1. What are the differences between strong electrolytes, weak electrolytes and non-electrolytes?
What amount (mol) of each ion is in a solution of 80.0 grams of Fe2(SO4)3?
3. What is a precipitate?
4. Determine the oxidation number for each species in the following compounds.
NaCl Na _____________ Cl ______________
5. Balance the following redox reactions
- HNO3(aq) + H3AsO3(aq) → NO(g) + H3ASO4(aq) + H2O(l)
- KIO3 (aq)+ KI(aq) + H2SO4 (aq) → K2SO4(aq) + H2O(l) + I2(s)
6. What does the activity series of metals measure?
7. Write the complete ionic equations and net ionic equations for the following reactions.
- Aqueous sulfuric acid is neutralized by aqueous potassium hydroxide
- Aqueous magnesium hydroxide is neutralized by aqueous hydrochloric acid
8. Write net ionic equations for the following reactions
- Mg(s) + CuCl2(aq) → MgCl2(aq) + Cu(s)
- 2 KBr(aq) + Pb(NO3)2(aq) → PbBr2(s) + 2 KNO3(aq)
- 2 Cr(NO3)3(aq) + 3 Na2S(aq) → Cr2S3(s) + 6 NaNO3(aq)
9. Which element is oxidized and which is reduced in the following reactions?
- Si (s) + 2 Cl2(g) → SiCl4(l)
- Cl2 (g) + 2 NaBr (aq) → Br2(aq) + 2NaCl (aq)
- SbCl3(s) + Cl2(g) → SBCl5(s)
Strong electrolytes dissociate into their constituent ions in solution completely. They are usually strong acids or bases.... View the full answer