Question

Solution Dilution

a)

What is the final volume in milliliters when 0.533 L of a 32.3 % (m/v) solution is diluted to 20.8 % (m/v)?

b)

A 999 mL NaCl solution is diluted to a volume of 1.42 L and a concentration of 8.00 M . What was the initial concentration?

How do I solve these? Thanks

Answer 1

solution To Given data we know that 1. mila meva m,-0.533 m2 = 20.8% Y : 32.3 12:? = 0.533 32. 3. 20.8 XV V : 0.533 X 32.3 20.8 . - 172159 20.8 V2: 0.8276 D moves meve ime = ? . mer 8 Vis 0.999 v₂ = 1.42 formuta: - mine a mara me(0.999)- 8x1,42 11:36 comes 0.999 mico.999) 5.11.36 miz 11.37]