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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | Apr 2017 |
| Last Sign in: | 327 Weeks Ago, 4 Days Ago |
| Questions Answered: | 12843 |
| Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
1) What is the pH of a 5.51E-02 M solution of HCl? Report your answer to two places past the decimal point.
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2) What is the pH of a 3.14E-04 M solution of HNO3? Report your answer to two places past the decimal point.
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3) What is the pH of a 8.79E-03 M solution of NaOH? Report your answer to two places past the decimal point.
Hint: You may wish to calculate pOH first.
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4) What is the pH of a 4.06E-05 M solution of Ca(OH)2? Report your answer to two places past the decimal point.
Hint: If you are given [Ca(OH)2], what is [OH1-]?
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