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Define Anisotropy.
Concept: Classification of Crystalline Solids
Define Anisotropy.
Concept: Classification of Crystalline Solids
An element with molar mass 27 g/mol forms a cubic unit cell with edge length of 405 p.m. If the density of the element is 2.7 g/cm3, what is the nature of the cubic unit cell?
Concept: Cubic System
Define unit cell.
Concept: Classification of Crystalline Solids
Define unit cell.
Concept: Classification of Crystalline Solids
Gold crystallises into face-centred cubic cells. The edge length of a unit cell is 4.08 × 10–8 cm. Calculate the density of gold. [Molar mass of gold = 197 g mol–1]
Concept: Cubic System
Define boiling point
Concept: Types of Solutions
Derive van’t Hoff general solution equation.
Concept: Abnormal Molar Masses
Define ebullioscopic constant.
Concept: Relative Molecular Mass >> Boiling Point Elevation
What is the effect of temperature on solubility of a gas in a liquid?
Concept: Solubility >> Solubility of a Gas in a Liquid
Define van’t Hoff factor.
Concept: Abnormal Molar Masses
Write two differences between an ideal solution and a non-ideal solution.
Concept: Types of Solutions
Write two differences between an ideal solution and a non-ideal solution.
Concept: Types of Solutions
Calculate the freezing point of the solution when 31 g of ethylene glycol (C2H6O2) is dissolved in 500 g of water.
(Kf for water = 1.86 K kg mol–1)
Concept: Colligative Properties and Determination of Molar Mass >> Depression of Freezing Point
Define osmotic pressure.
Concept: Colligative Properties and Determination of Molar Mass >> Osmosis and Osmotic Pressure
Define osmotic pressure.
Concept: Colligative Properties and Determination of Molar Mass >> Osmosis and Osmotic Pressure
Define isotonic solutions.
Concept: Types of Solutions
