Question 1

How can you tell if a reaction is an oxidation-reduction reaction?

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Question 2

What causes a precipitation reaction to occur between two soluble compounds?

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Question 3

Define a limiting reagent.

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Question 4

Explain the difference between a strong and weak electrolyte. Give an example of each.

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Question 5

Define an electrolyte.

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Question 6

Define a spectator ion.

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Question 7

How would the concentration change if a 1.0 L flask of 1.0 mol L^-1 NaCl were left uncapped on a laboratory bench for several days? Why?

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Question 8

Balance the following equation: _____ C₉H₂₀ + _____ O₂ → _____ H₂O + _____ CO₂

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Question 9

List the spectator ions in the following reaction: Ba⁺²(aq)+ 2OH^-(aq)+ 2 Na⁺(aq)+ CO₃^-2(aq)→ 2 Na⁺(aq)+ 2OH^-(aq)+ BaCO₃(s)

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Question 10

Determine the oxidation state of Mn in KMnO₄.

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Quiz 4: Chemical Reactions and Stoichiometry

How can you tell if a reaction is an oxidation-reduction reaction?