What do you expect to happen to the concentration of the sodium acetate salt formed when sodium hydroxide is added?

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A: the solution is shown below.

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 194.0 g sample ...

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A: The answer is as follows:

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Q: Which of the following combination can be used to prepare a buffer with a pH of 7?     K2HPO4 and ...

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Q: Please check if my answers and process are correct

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