An aqueous solution of NaCl weighs 5 kg. The solution has 2 moles of NaCI present in it.The Density of the solution is 1.24 g/ml. (Atomic masses of Na=23 and that of Cl=35.5) Find the a) Molarity of the solution b) Molality of the solution. c) Number of molecules of NaCI in the solution.

An aqueous solution of NaCl weighs 5 kg. The solution has 2 moles of NaCI present in it.The Density of the solution is 1.24 g/ml. (Atomic masses of Na=23 and that of Cl=35.5) Find the a) Molarity of the solution b) Molality of the solution. c) Number of molecules of NaCI in the solution.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

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Question

An aqueous solution of NaCl weighs 5 kg. The solution has 2 moles of NaCl present in it.The Density of the
solution is 1.24 g/ml. (Atomic masses of Na=23 and that of Cl=35.5)
Find the
a) Molarity of the solution
b) Molality of the solution.
C) Number of molecules of NaCl in the solution.
d) Number of Na atoms in the solution.
e) If the solution is diluted to double its volume, what will be the Molarity of the solution?

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