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OpenStudy (anonymous):
find the concentration of hydroxide,OH-, ions in a 0.100M solution of HNO2,nitrous acid
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OpenStudy (vincent-lyon.fr):
What is the acidity constant of HNO2 given in your qn?
OpenStudy (anonymous):
Use the equation: \[[H+] = \sqrt{Ka*[weakacid]}\] Then convert H+ to OH- by using 1x10^-14/[H+]
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