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The concentration of hydrogen ion in a s...

The concentration of hydrogen ion in a sample of soft drink is `3.8 xx 10^(-3)`M. what is its pH ?

Text Solution

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`[H^+]=[3.8xx10^(-2)]`M
pH=-log `(3.8xx10^(-2))`
`=-{log 3.8+ log 10^(3)}`
=-(0.5798+(-3)) =-(-2.4202) =+2.42
pH `lt` 7.0 So, the solution is acidic.
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