7) Determine the molarity of the following solution: 4.35 moles of KMNO4 are dissolved in enough water to give 750 mL of solution. A. 5.0 M B. 3.9 M C. 5.8 M D. 8.5 M
7) Determine the molarity of the following solution: 4.35 moles of KMNO4 are dissolved in enough water to give 750 mL of solution. A. 5.0 M B. 3.9 M C. 5.8 M D. 8.5 M
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
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question

Transcribed Image Text:7) Determine the molarity of the following solution: 4.35 moles of KMnO4 are dissolved in
enough water to give 750 mL of solution.
A. 5.0 M
В. 3.9 М
С. 5.8 М
D. 8.5 M
8) What is the molarity of a solution made with 126.32 g of sodium hydroxide (NAOH) dissolved
to make 874.2 mL of a solution?
A. 3.713 M
B. 4.623 M
C. 3.613 M
D. 6.3313 M
9) A solution is prepared by mixing 100.0 g of water, H2O, and 100.0 g of ethanol, CH5OH.
Determine the mole fraction of water.
A. 0.7188
B. 0.2832
C. 0.2812
D. 0.7190
10) What is the mole fraction of ethanol in no.9?
A. 0.7188
B. 0.2832
C. 0.2812
D. 0.7190
11) Calculate the molality of 25.0 grams of KBr dissolved in 750.0 mL pure water.
A. 0.271 m
B. 0.280 m
C. 0.290 m
D. 0. 285 m
12) Calculate the molality of a solution containing 16.5 g of dissolved naphthalene (C10H8) in
54.3 g benzene (C6H6).
A. 0.247 m
B. 0.227 m
C. 0.228 m
D. 0.237 m
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images

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.Recommended textbooks for you

Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning

Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education

Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning

Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning

Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education

Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning

Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education

Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning

Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY