Solution of the problem 538 of the collection on genera
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538. Calculate the pH of solutions in which the concentration of H + ions (in mol / l) is: a) 2 · 10-7; B) 8.1 · 10-3; C) 2.7 · 10-10
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- Content type File
- Content description 26,29 kB
- Added to the site 15.05.2017
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Cumulative discount
200 $ | the discount is 15% |
100 $ | the discount is 10% |
50 $ | the discount is 7% |
20 $ | the discount is 5% |
10 $ | the discount is 3% |
5 $ | the discount is 2% |
1 $ | the discount is 1% |
Check your discount
Amount of purchases from the seller: $
Your discount: %