A 10.00 % w/w aqueous solution of NaCl has a density of 1.0688 g mL-1 at 25oC. Atomic Masses (g mol-1): Na = 22.99, Cl = 35.45 (1) What is the molality of the solution? (2) What is the molarity of the solution? (3) What is the mole fraction of NaCl in the solution? When the above solution is heated to 40oC it expands and the density drops to 1.0624 g mL-1. What is the molality, the molarity and the mole fraction of NaCl in the solution at the higher temperature? Briefly explain.

Molality of the solution can be determined by dividing the number of moles of solute by the mass of…

Answered: A 10.00 % w/w aqueous solution of NaCl…

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter12: Solutions

Section: Chapter Questions

Problem 12.76QE: An aqueous solution of sodium bromide freezes at 1.61 C. What is the total molality of solute...

See similar textbooks

Related questions

Question

A 10.00 % w/w aqueous solution of NaCl has a density of 1.0688 g mL^-1 at 25^oC.

Atomic Masses (g mol^-1): Na = 22.99, Cl = 35.45

(1) What is the molality of the solution?

(2) What is the molarity of the solution?

(3) What is the mole fraction of NaCl in the solution?

When the above solution is heated to 40^oC it expands and the density drops to 1.0624 g mL^-1. What is the molality, the molarity and the mole fraction of NaCl in the solution at the higher temperature? Briefly explain.

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions