Home 7.1a Chapter 7 Introduction

Warning: Creating default object from empty value in /home/johnchem/public_html/components/com_k2/models/item.php on line 511

7.1a Chapter 7 Introduction

External Link: http://bcove.me/xbsdvq62

SUMMARY

John introduces Chapter 7 by showing how oxygen mixes with water. Duration 2:19.

 

VIDEO CHECK QUESTIONS

1. Do fish breath water?
2. How much molecular oxygen is there in water?
3. Does this chapter focus on the interactions between atoms or on the interactions between molecules?

To optimize your learning, try answering the above video check questions on your own before scrolling down to view the author's answers.





1. Do fish breath water?
[Fish breath the oxygen that is dissolved in the water.]
2. How much molecular oxygen is there in water?
[Not much. The solubility of oxygen in water at 25°C is 0.0083 grams per liter.]
3. Does this chapter focus on the interactions between atoms or on the interactions between molecules?
[Chapter 6 focused on how atoms are held together in groups, such as molecules. Chapter 7 focuses on the interactions occurring between molecules.]

Please Visit Conceptual Academy

Please visit Conceptual Academy to register for study resources, such as video tutorials, chapter summaries, worksheets, practice exams, and more. If your instructor doesn't already have an "instructor-led" course posted at Conceptual Academy, you can sign up for one of our self-study courses. Thank you for your support!

Thank You For Your Support

Please register for online resources at Conceptual Academy

For those of you still registered here, enter username below and password below that.