Question 2.

Calculate the Molarities and Normality of each of the following solution resulting from mixed:

1. 50 mL of 250 ppm Na* with 50 mL of 100 ppm Na* ?
2. 500 mL of 5% (w/v) HS04 and 500mL of 32% (w/w), density 0.00126 kg/cm' H,SO4?
3. 0.2g NaOH in 50 mL with 50 mL of 20% (g/ml) NaOH?