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Acid-base problem
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TOPIC: Acid-base problem
#694
Acid-base problem 2 Years, 2 Months ago Karma: 0

Hey,this questions been bugging me,if you know how to do it please help me!><


An acid base indicator has Ka=3x10-5(to the power -5)The acid form is red and basic form is blue.The change in [H+] required to change the indicator from 75% acidic to 25% basic is?


a)8x10-5


b)9x10-5


c)1x10-5


d)3x10-4


 


Thank you ! :)


Okachuki
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