Question

15 mL of 1 N HCl, 20 mL of and 40 mL of are mixed together and volume is made one litre. The normality of H+ in the resulting solution is

Answer 1

Answer:

N1V1 +N 1V 1+N 2 V 2 +N 3 V3=N 4

V4= Final volume =1 L

5×N+20× N/2+30× N/3 =N 4×1000

∴N 4 = N/40