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Calculate pH of the buffer solution cont...

Calculate pH of the buffer solution containing `0.15` mole of `NH_(4)OH " and " 0.25 ` mole of `NH_(4)Cl. K_(b) " for " NH_(4)OH " is " 1.98 xx 10^(-5)`.

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To calculate the pH of the buffer solution containing 0.15 moles of NH₄OH and 0.25 moles of NH₄Cl, we will follow these steps: ### Step 1: Identify the components of the buffer solution - **NH₄OH** (ammonium hydroxide) is a weak base. - **NH₄Cl** (ammonium chloride) is a salt formed from a strong acid (HCl) and a weak base (NH₄OH). ### Step 2: Calculate the concentrations of NH₄OH and NH₄Cl Assuming the volume of the solution is 1 liter: ...
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