Chemistry, 30.10.2019 02:31 emmacox069
Which of the following has the best buffering capacity. (buffering capacity can be thought of as the amount of strong acid or base that must be added to a buffered solution to change its ph by 1)? select one: a. 0.4 m ch3coona/ 0.2 m ch3cooh b. none of these are appropriate concentrations for buffers c. they all have the same buffering capacity d. 0.4 m ch3coona/ 0.6 m ch3cooh correct e. 0.3 m ch3coona/ 0.6 m ch3cooh
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Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
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Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.
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Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point
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Which of the following has the best buffering capacity. (buffering capacity can be thought of as the...
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