(a) What are colloids? Classify them and explain their properties wit…
Previous year question for Advanced Engineering Chemistry.
Question
(a) What are colloids? Classify them and explain their properties with reference to Brownian motion and electrophoresis.
(b) Calculate the carbonated and non-carbonated hardness of a water sample containing the following dissolved salts (mg/L)
Mg (HCO3)2 = 14.6, Ca (HCO3)2 = 81, CaSO4 = 27.2,
MgCl2 = 43.5 and NaCl = 60. ( 12, 8 )
- Year: 2022
- Subject: Advanced Engineering Chemistry