Editing PH Calculation Problem Set
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<center><b>pH Calculation Problem Set: Strong Acid and Base Only</b></center><br> Answer the following showing all work, equations, units, etc. <b>Be sure to show the chemical reaction for each problem (if available).</b><br> <br> 1. What is the hydronium ion concentration and pH of a 4.25E-3M HNO<sub>3</sub> solution?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 2. What is the hydronium ion concentration and pH of a 5.25E-5M H<sub>2</sub><nowiki>SO</nowiki><sub>4</sub> solution?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 3. What is the hydronium ion concentration of a solution with a pH of 6.25?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 4. What is the concentration of H<sub>2</sub><nowiki>SO</nowiki><sub>4</sub> in a solution with a pH of 3.25?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 5. What is the pOH of a solution of 5.45E-5M calcium hydroxide solution? What is its pH?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <P style="page-break-before: always"> <br> Answer: 1) [H<sup>+</sup>]=4.25E-3M , pH= 2.372<br> 2) [H<sup>+</sup>]=1.05E-4M , pH= 3.979<br> 3) [H<sup>+</sup>]=5.6E-7M <br> 4) 2.8E-4M <br> 5) p<nowiki>OH</nowiki>=3.962 , pH=10.038
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