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Some Basic Concepts of Chemistry
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12/08/2021 11:23 am
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100 cm3 of 0.1 N HCl is mixed with 100 cm3 of 0.2 N NaOH solution. The resulting solution is
(a) 0.1 N and the solution is basic
(b) 0.1 N and the solution is acidic
(c) 0.05 N and the solution is basic
(d) 0.05 N and the solution is acidic
1 Answer
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12/08/2021 11:26 am
Correct answer: (c) 0.05 N and the solution is basic
Explanation:
Normality
= \(\frac{N_1V_1 - N_2V_2}{V_1 + V_2}\)
= \(\frac{0.2 \times 100 - 0.1 \times 100}{100 + 100}\)
= \(\frac{10}{200}\) = 0.05N NaOH