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Author Question: A sample of water has hardness expressed as 81 ppm Ca2+(aq). The sample is passed through an ion ... (Read 44 times)

darbym82

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A sample of water has hardness expressed as 81 ppm Ca2+(aq). The sample is passed through an ion exchange column and the Ca2+(aq) ions are replaced by H+(aq) ions. What is the pH of the water after it has been treated? (1 ppm = 1 g solute/106 g solution)
◦ 2.50 ppm
◦ 1.10 ppm
◦ 0.79 ppm
◦ 2.39 ppm
◦ 2.70 ppm


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Marked as best answer by darbym82 on Jul 8, 2021

kaylee05

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darbym82

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Reply 2 on: Jul 8, 2021
YES! Correct, THANKS for helping me on my review


upturnedfurball

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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