Consider the titration of 50.0 mL of 0.35 M HCN with 0.15 M KOH. Calculate the pH after 50.0 mL...
Question:
Consider the titration of 50.0 mL of 0.35 M HCN with 0.15 M KOH. Calculate the pH after 50.0 mL of KOH has been added.
pH calculations:
The pH refers to the potential of hydrogen and hydroxides ions present in aqueous solutions. The calculation of pH from titrations solutions depends on the moles and concentrations of reacting species equilibrium.
Answer and Explanation: 1
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- Volume of 0.35M HCN =50.0mL = 0.05L
- Volume of 0.150M KOH added =50mL = 0.05L
We first determine the moles of each reactant as follows:
M...
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The pH Scale: Calculating the pH of a Solution
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Chapter 10 / Lesson 7
60K
How to calculate pH of a solution? Learn about pH equation and how this equation can be used when finding pH of a given solution. Also, see examples.
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