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Questions and Answers

Which of the following is NOT an objective of Unit 1?

To describe the formation of different types of solutions
To state and explain Henry’s law and Raoult’s law
To explain deviations of real solutions from Raoult’s law (correct)
To express concentration of solution in different units

Which of the following is a characteristic of ideal solutions?

They deviate from Raoult’s law
They contain only one pure substance (correct)
They have properties similar to mixtures
They exhibit abnormal colligative properties

Which law explains the correlation between colligative properties of solutions and molar masses of the solutes?

Henry’s law
Avogadro’s law
Raoult’s law (correct)
Ideal gas law

Which of the following is an example of a non-ideal solution?

Brass (B) Signup and view all the answers

Which of the following is NOT mentioned as an abnormal colligative property exhibited by some solutes in solutions?

Osmotic pressure (D) Signup and view all the answers

Which of the following is a characteristic of an electrolytic cell?

It converts chemical energy into electrical energy (B) Signup and view all the answers

What is the relation between the standard potential of a cell, the Gibbs energy of the cell reaction, and its equilibrium constant?

The Gibbs energy is equal to the standard potential divided by the equilibrium constant (B) Signup and view all the answers

Which of the following is a measure of the conductivity of ionic solutions?

Molar conductivity (D) Signup and view all the answers

Which law explains the variation of conductivity and molar conductivity of solutions with change in their concentration?

Kohlrausch's law (A) Signup and view all the answers

What does the Nernst equation calculate for a galvanic cell?

Emf (A) Signup and view all the answers