Exam 7: Acids and Bases

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A useful broad view of reactions between acids and bases involves the

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Rainwater has a pH below 7 because raindrops absorb CO₂ which can react with water to form carbonic acid.

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What base is formed by the addition of potassium oxide to water?

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A buffer

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Many medicines have a bitter taste which manufacturers attempt to disguise.Many medicines are probably

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What is the conjugate base of HSO₃⁻?

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The pH of a sample of water from a river is 6.0.A sample of effluent from a food processing plant has a pH of 4.0.The concentration of hydronium ion in the effluent is

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An acid is strong if it

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Which is NOT a characteristic of bases?

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A strong acid will not ionize completely in water.

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Lemon juice has a sour taste and turns litmus to red.Lemon juice is

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When an aqueous solution containing hydrochloric acid is just neutralized with an aqueous solution containing sodium hydroxide,the solution would taste

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H₃O⁺ is the

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The acid in automobile batteries is

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Phenolphthalein has often been used to monitor the progress of acid-base neutralization reactions.What color will phenolphthalein be if there is an excess of base present?

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What is the conjugate acid of HSO₃⁻?

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Most of the sulfuric acid produced in this country is used for

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A metal oxide will form an acid when it is dissolved in water.

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Which of the following is/are characteristic(s)of acids?

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If a compound is a base according to the Arrhenius definition,it will also be a base according to the Bronsted-Lowry definition.

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