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Question 1
Molarity (M) of a solution is defined as the number of moles of solute present in:
Correct Answer:
One litre of solution
Question 2
Which concentration unit is independent of temperature?
Correct Answer:
Molality
Question 3
11.7 g of NaCl (M = 58.5 g mol⁻¹) is dissolved in water to make 250 mL of solution. The molarity is:
Correct Answer:
0.8 M
Question 4
36 g of glucose (M = 180 g mol⁻¹) is dissolved in 500 g of water. The molality of the solution is:
Correct Answer:
0.4 m
Question 5
According to Raoult’s law for a volatile solvent A, its partial vapour pressure in an ideal solution is:
Correct Answer:
P°_A × mole fraction of A in the solution
Question 1
Exam overview

About this Exam

Prepare with the PSEB SS Chemistry Practice Questions - Punjab School Education Board (PSEB) Senior Secondary Chemistry (Class 12 - Chemistry code 053) Exam practice quiz. This question bank includes 100 questions covering solution, reaction, mainly, approximately, and rate. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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PSEB SS Chemistry Practice Questions - Punjab School Education Board (PSEB) Senior Secondary Chemistry (Class 12 - Chemistry code 053) Exam

This practice set contains 100 questions from the matching question bank and focuses on solution, reaction, mainly, approximately, and rate. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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