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Question

Calculate the pH of the resulting solution formed by mixing the following solutions.
10mL of 0.1MH2SO4 + 10mL of 0.01MKOH.

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Solution

m moles of H+=10×0.1×2=2
m moles of OH=10×0.01×0.1=0.1
m moles of H+ left= 20.1=1.9
[H+]=1.910+10=0.095
pH=log[H+]=log(0.095)=1.022

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