chemistry jeopardy unit 7 acids and bases strong or weak electrolytes & buffers gimmie a p...
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Chemistry Jeopardy Unit 7Acids and
BasesStrong or
WeakElectrolytes & Buffers
Gimmie a p
Gimmie a H
Titrations and Stuff
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
50 50 50 50 50
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Acids
A. Donate H+ ionsB. React with metalsC. Turn blue litmus redD. All of the above
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Which ion could act as a base
A. H+
B. NH4+
C. H3O+
D. NO2-
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Acid/Base definition that requires species be in solutions
A. Lewis B. ArrheniusC. Bronsted/Lowry D. Dalton
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Weak acids have equilibrium constants that are.
A. LargeB. SmallC. ZeroD. Nonexistent
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Which of the following is a property of a base
A. Tastes sourB. Is a nonelectrolyteC. Turns blue litmus redD. pH greater than 7
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Nitric Acid (HNO3)
A. StrongB. Weak
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Ammonia (NH3)
A. StrongB. Weak
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Sulfuric Acid (H2SO4)A. StrongB. Weak
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Potassium Hydroxide (KOH)
A. StrongB. Weak
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Carbonic Acid (H2CO3)
A. StrongB. Weak
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Solutions conduct electricity because
A. There are ions in solutionB. They feel like itC. There are molecules in solutionD. Water conducts electricity
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Strong acids are also
A. Strong electrolytesB. Weak electrolytesC. NonelectrolytesD. Groovy
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What is the conjugate base of carbonic acid (H2CO3)
A. H3CO3
+
B. HCO3-
C. CO3-2
D. OH-
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Buffered solutions
A. Minimize a solutions change in pHB. Restrict any change in pHC. Keep shoes shiny D. Have no effect on pH
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What two ingredients could make a buffer?
A. HNO3 & NaNO3
B. NH3 & HClC. HClO4 & KClO3
D. HClO & NaClO
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Acidic solutions have a pH
A. Equal to 7B. Above 7C. Below 7 D. Anywhere between 0 and 10
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A solution of .10 M HCl has a pH of
A. 0.10B. 1.00C. 10.00D. 13.00
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A solution of .10 M KOH has a pH of
A. 0.10B. 1.00C. 10.00D. 13.00
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A 1.0M solution of a weak acid with a Ka of 1.0x10-4 has a pH of
A. 1.00B. 2.00C. 4.00D. 12.00
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When the [OH-] is 1x10-4M What is the pOH?
A. 4.00B. 10.00C. 12.00D. 14.00
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Point in a titration where a color change occurs
A. Equivalence PointB. End Point C. Stop PointD. Sharp Point
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Chemical used to mark the endpoint in a titration
A. AcidB. BaseC. IndicatorD. Catalyst
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The solution of unknown concentration in a titration
A. TitrantB. IndicatorC. BaseD. Analyte
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Long tubes used to deliver precise volumes on solution in a titration
A. BuretsB. Graduated cylinders C. Volumetric FlaskD. Erlenmeyer Flask
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20.00 mL of 1.0M NaOH is titrated with 20.00 mL of HCl of unknown concentration. What
is the HCl concentration?
A. 0.50MB. 1.0MC. 2.0MD. 4.0M