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2g of NaOH is dissolved in water to give...

2g of `NaOH` is dissolved in water to give 1 litre solutioin. What is the pH of the solution?

Text Solution

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Molarity of `NaOH=2/(40xx1)=0.05`
`NaOHtoNa^(+)+OH^(-)`
`0.05, 0.05`
`pOH=-log[OH^(-)]`
`=-log[5xx10^(-2)]=1.3010`
`pH=14-1.3010=12.6990`
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