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Molarity | 23 mins | 0 completed | Learn Summary |
Normality & Equivalent Weight | 24 mins | 0 completed | Learn Summary |
Solution Stoichiometry | 22 mins | 0 completed | Learn |
Solubility Rules | 7 mins | 0 completed | Learn Summary |
Net Ionic Equations | 21 mins | 0 completed | Learn Summary |
Electrolytes | 19 mins | 0 completed | Learn Summary |
Redox Reaction | 32 mins | 0 completed | Learn Summary |
Balancing Redox Reactions | 22 mins | 0 completed | Learn |
Activity Series | 19 mins | 0 completed | Learn |
End of Chapter 4 Problems | 46 mins | 0 completed | Learn |
Additional Practice |
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Dilution |
Redox Reactions |
Calculate Oxidation Number |
Types of Chemical Reactions |
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Net Ionic Equation |
Oxidation Reduction (Redox) Reactions |
Oxidation Number |
Aqua regia, a mixture of concentrated HNO 3 and HCl, was developed by alchemists as a means to “dissolve” gold. The process is a redox reaction with this simplified skeleton reaction:
Au(s) + NO3−(aq) + Cl−(aq) ⟶ AuCl4−(aq) + NO2(g)
(a) Balance the reaction by the half-reaction method.
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