23. The gasoline tank of a car contains 50 liters of gasoline and alcohol, with alcohol comprising 25%. How much of the mixture (in liters) must be drawn off and replaced by alcohol so that the tank contains a mixture of which 50% is alcohol? a. 12.27 b. 13.56 c. 14.76 d. 16.67
23. The gasoline tank of a car contains 50 liters of gasoline and alcohol, with alcohol comprising 25%. How much of the mixture (in liters) must be drawn off and replaced by alcohol so that the tank contains a mixture of which 50% is alcohol? a. 12.27 b. 13.56 c. 14.76 d. 16.67
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
100%
Kindly provide a CLEAR, COMPLETE and DETAILED solution. Answer it ASAP, thanks. Make your solution understable and readable.
Answer #23 only
Transcribed Image Text:23.
24.
25.
The gasoline tank of a car contains 50 liters of gasoline and alcohol, with alcohol comprising 25%.
How much of the mixture (in liters) must be drawn off and replaced by alcohol so that the tank contains
a mixture of which 50% is alcohol?
a. 12.27
b. 13.56
c. 14.76
d. 16.67
A man makes a business trip from his house to Batangas in 2 hours. One hour later, he returns home
in traffic in traffic at a rate of 20 kph less that his going rate. If he is gone a total of 6 hours, how fast
did he travel going back home?
a. 30 kph
b. 40 kph
c. 60 kph
d. 80 kph
A man can row his boat at a constant rate of 5 mph in still water. He rows upstream for 15 minutes
and then rows downstream, returning to his starting point in another 12 minutes. What is the rate of
the current in mph?
a. 0.65
b. 0.43
c. 0.34
d. 0.56
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
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