Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 13 - Solutions - Exercises - Questions - Page 478: 19

Answer

Molality is the number of moles of solute per kg (kilogram) of the solvent.

Work Step by Step

Molality is a measure of the concentration of a solution. It is the number of moles of solute that are present per 1 kg of the solvent. ie, Molality (m) $=$ Number of moles of solute$/$Mass of solvent in Kg Molality of a solution does not change with the change in temperature.
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