Question bank/JEE Main/Chemistry

JEE MainChemistryModerateEquivalent Concept

What will the concentration of in a sample of 1 liter
hard water if after treatment with washing soda 10 g insoluble CaCO3 is

precipitated.

Show answer and solution
nCaCl2=nCaCO3{nCaCl}_{2} = {nCaCO}_{3}
= 0.1mole$$

Source: Grass-G / CH-16 Chemistry Paper 25 Nov. Fisrt.docx

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