![4. Calculate the pH of each of the following strong acid and base solutions a. 8.5x10° M HBr PH :: lugch]--109 68-5X10-3 PH=3](http://img.homeworklib.com/questions/2e9434a0-cfb9-11eb-8a0f-adc85449aa99.png?x-oss-process=image/resize,w_560)
Homework Answers
![(6.) 2.5x100 M HBr [H] = 2.5X10% and [H] > 106 So, pla -log[ht] = -log(2.5 x104) = -log (8.5) - log (106) = -0.4+6 = 5-6 Henc](http://img.homeworklib.com/questions/32d4dab0-cfb9-11eb-8c82-49fbd8fa2de2.png?x-oss-process=image/resize,w_560)
![(0) 2.0x10YM NaoH Com] = 2:0x104 and [or] >106 So, por = -log [OH] = -log (2.0 X164) = -log (20) - log (104) = -0.3 +4 = 3.7](http://img.homeworklib.com/questions/35120d20-cfb9-11eb-be6e-e3a665d5bbdc.png?x-oss-process=image/resize,w_560)
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