WBJEE · Chemistry · Some Basic Concepts of Chemistry
What will be the normality of the salt solution obtained by neutralising \(x\) mL. \(y\) (N) HCl with \(y \quad\) mL \(x\) (N) \(\mathrm{NaOH}\), and finally adding \((x+y) \mathrm{mL}\) distilled water
- A \(\frac{2(x+y)}{x y} N\)
- B \(\frac{x y}{2(x+y)} N\)
- C \(\left(\frac{2 x y}{x+y}\right) N\)
- D \(\left(\frac{x+y}{x y}\right) N\)
Answer & Solution
Correct Answer
(B) \(\frac{x y}{2(x+y)} N\)
Step-by-step Solution
Detailed explanation
The reaction for given reaction is \(\mathrm{HCl}+\mathrm{NaOH} \longrightarrow \mathrm{NaCl}+\mathrm{H}_{2} \mathrm{O}\) Number of moles xy xy 0 0 Added \(\quad N V \quad N V\) Number of moles left 0 0 xy xy \(\therefore N(\) solution…
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