Skip to content
doubtly
Sign up

Concentration terms: molality, molarity, mole fraction, percentage

4 solved questions

Ask a question

Every question from past board papers on Concentration terms: molality, molarity, mole fraction, percentage, newest paper first. Open any question for its full worked answer.

NEET UG 2025 question paper (official, booklet 45)

Full paper →

  1. Match List - I with List - II

    List-I (Example): A. Humidity B. Alloys C. Amalgams D. Smoke

    List-II (Type of Solution): I. Solid in solid II. Liquid in gas III. Solid in gas IV. Liquid in solid

    Choose the correct answer from the options given below :

    4 marks · See worked answer →

NEET UG 2022 question paper (official, booklet R6)

Full paper →

  1. In one molal solution that contains 0.5 mole of a solute, there is

    4 marks · See worked answer →

NEET UG 2020 question paper (official, booklet E1)

Full paper →

  1. A mixture of N\(_2\) and Ar gases in a cylinder contains 7 g of N\(_2\) and 8 g of Ar. If the total pressure of the mixture of the gases in the cylinder is 27 bar, the partial pressure of N\(_2\) is :

    [Use atomic masses (in g mol\(^{-1}\)) : N = 14, Ar = 40]

    4 marks · See worked answer →

NEET UG 2017 question paper (official, booklet B)

Full paper →

  1. Which of the following is dependent on temperature ?

    4 marks · See worked answer →