1.

20 mL of 10 N HCl are mixed with 10 mL of 36 N HCland the mixture is made 1L. Normality of the mixture will be

Answer»

0.56 N
0.50 N
0.40 N
0.35 N

Solution :`N_1V_1 + N_2V_2 = N_3V_3`
`10 xx 20 + 36 xx 10 = N_3 xx 1000`
` 200 + 360 = 1000 N_3`
`N_3 = 560/1000 = 0.56 N`


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