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pH the Power of H

The concentra...

Question

The concentration of hydrogen ion in a sample of soft drink is $3.8 \times 10^{- 3} M$ . what is its pH?

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Solution

Given,
$[H^{+}] = 3.8 \times 10^{- 3} M$
$∴$ pH value of soft drink
$= - l o g [H^{+}] = - l o g (3.8 \times 10^{- 3}) = - l o g 3.8 - l o g 10^{- 3} = - l o g 3.8 + 3 = - 0.58 + 3 = 2.42$

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pH the Power of H

Standard XII Chemistry

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