What is the pH of a 0.1 M solution of HCl? (Note: pK_a for HCl is -6.)

Name: What is the pH of a 0.1 M solution of HCl? (Note: pK a for HCl is -6.)
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The pH of a 0.1 M solution of HCl is 1. This is because HCl is a strong acid and dissociates completely in water. The pH is calculated using the formula pH = -log[H+], where [H+] is the concentration of hydrogen ions. For a 0.1 M solution of HCl, [H+] = 0.1 M, so pH = -log(0.1) = 1.

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