A solution has a pH of 5.4. What is its pOH?O 54O 8.6O -5.4-8.6

The hydrogen ion concentration [H+] and hydroxide concentration [OH–] in a aqueous solution have an…

Answered: A solution has a pH of 5.4. What is its…

Biomedical Instrumentation Systems

1st Edition

ISBN:9781133478294

Author:Chatterjee

Publisher:Chatterjee

Chapter19: Biomedical Laboratory Instrumentation

Section: Chapter Questions

Problem 6Q

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If pond water has a pH of 5, the hydroxide concentration would be: a. 10-5M. b. 10-10M. c. 105M. d. 109M. e. 10-9M.
Figure 2.12 A pH scale. Here, red dots signify hydrogen ions (H+) and blue dots signify hydroxyl ions (OH). Also shown are the approximate pH values for some common solutions. This pH scale ranges from 0 (most acidic) to 14 (most basic). A change of one unit on the scale corresponds to a tenfold change in the amount of H+ ions. Photos, JupiterImages Corporation. Figure It Out: What is the approximate pH of cola?
At a pH of 7.40, the carbonic acid ratio is ________. a. 35:1 b. 4:1 c. 20:1 d. 3:1
Which of the following is a molecule, but not a compound? a. H2O b. 2H c. H2 d. H+
The pH of black coffee is 5, and that of milk of magnesia is 10. Is the coffee twice as acidic as milk of magnesia?
A substance formed of crystals of equal numbers of cations and anions held together by ionic bonds is called a(n) ________. noble gas salt electrolyte dipole
When acids are added to a solution, the pH should ___________ . a. decrease b. increase c. stay the same d. cannot tell without testing
Using a pH meter, you find the pH of an unknown solution to be 8.0. How would you describe this solution? a. weakly acidic b. strongly acidic c. weakly basic d. strongly basic
what is the pH of a 0.0250 M solution of calcium Hydroxide? A) 12.40 B) 1.60 C) 1.70 D) 12.30
A solution with pH 4 has __________ the H+ concentration of pH 8.
A solution with a pH of 2 than a solution with a pH of 8.a. has less H+b. has more H+c. has more OH−
An aqueous solution contains 0.448 M dimethylamine ((CH3)2NH).How many mL of 0.240 M hydroiodic acid would have to be added to 150 mL of this solution in order to prepare a buffer with a pH of 10.500? ______________ml

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A solution has a pH of 5.4. What is its pOH O5.4 8.6