Which ph represents a solution that releases 100 times less hydrogen ions than a ph of 9?

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10-09-2017
Chemistry

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Which ph represents a solution that releases 100 times less hydrogen ions than a ph of 9?

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meerkat18 meerkat18 · Answer 1 · 2017-09-20T11:02:12+02:00

meerkat18 meerkat18

20-09-2017

The equation relating pH and the concentration of H+ ions is written below:

pH = -log[H+]

So, if pH = 9

9 = -log[H+]
[H+] = 1×10⁻⁹

The ratio of the larger H+ to the lesser H+ should be 100.

1×10⁻⁹/[H+] = 100
[H+] = 1×10⁻¹¹
pH = -log[1×10⁻¹¹] = 11

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franciscaburkes franciscaburkes · Answer 2 · 2019-01-21T22:44:10+01:00

franciscaburkes franciscaburkes

21-01-2019

solution with ph less than 7 are considered basic or alkaline

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