JEE Main 2013ChemistrySome Basic Concepts of ChemistryMediumMCQ

JEE Main 2013 — Some Basic Concepts of Chemistry Question with Solution

JEE Main 2013 (07 Apr)

Question

The molarity of a solution obtained by mixing 750 mL of 0.5(M) HCl with 250 mL of 2(M) HCl will be

Choose an option

Show full solutionCorrect option: C
Correct answer
C0.875 M

Step-by-step explanation

M = M 1 V 1 + M 2 V 2 V 1 + V 2

   = 7 5 0 × 0 . 5 + 2 5 0 × 2 1 0 0 0 

   = 3 7 5 + 5 0 0 1 0 0 0 = 0 . 8 7 5  M

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About this question

This is a previous-year question from JEE Main 2013, covering the Some Basic Concepts of Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.