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Question
Which of the following concerning the topic of concentration is/are correct?1) A concentrated solution of hydrochloric acid has a molarity of 12 M. This means that 12 moles of HCl are dissolved in 1.0 L of water.
2) The molality of a solution is unaffected by changes in temperature, even though the total volume of the solution may change significantly.
3) When calculating a mass percent, the "mass of solution" is equal to the sum of the masses of all solution components.
A) 1 only
B) 2 only
C) 3 only
D) 2 and 3
E) 1, 2, and 3
Answer
This answer is hidden. It contains 1 characters.
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