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  • Acids and Bases
    • Weak Acids and Bases
    • Titrations
  • Redox Reactions
  • tutoring
  • Thermodynamics
    • The First Law
  • Dimensional Analysis
    • Stoichiometry
      • Percent by Mass
  • Properties of Solutions
    • Concentrations of Solutions
      • Molarity
      • Molality
    • Colligative Properties
      • Freezing Point Depression
    • Saturated Solutions and Solubility

Month: October 2019

Acids and Bases Weak Acids and Bases

A solution of formic acid (HCOOH, Ka = 1.8 X 10^-4) has a pH of 2.70. Calculate the initial concentration of formic acid in this solution.

By Kelsey Winchester28 Oct 20191 Nov 2019
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Acids and Bases Weak Acids and Bases

The pH of 1.00 x 10^-2 M solution of cyanic acid (HOCN) is 2.77 at 25 degrees Celsius. Calculate Ka for HOCN from this result.

By Kelsey Winchester24 Oct 20191 Nov 2019
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Acids and Bases Titrations

Titration Curve for 5.00 mL 0.010 M HCl (aq) with 0.010 M Ca(OH)2 (aq)

By Kelsey Winchester20 Oct 201926 Oct 2019
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The Periodic Table of Elements

Identifying the Diatomic Gases

By Kelsey Winchester18 Oct 2019
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Dimensional Analysis

Metric Prefixes

By Kelsey Winchester18 Oct 201918 Oct 2019
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Redox Reactions

How to Identify Oxidized and Reduced Elements

By Kelsey Winchester17 Oct 2019
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