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CHEM 120 INTRODUCTION TO GENERAL ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB EXAM 1 REVIEW CHAMBERLAIN COLLEGE $10.99   Add to cart

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CHEM 120 INTRODUCTION TO GENERAL ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB EXAM 1 REVIEW CHAMBERLAIN COLLEGE

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  • CHEM 120
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  • CHEM 120

CHEM 120 INTRODUCTION TO GENERAL ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB EXAM 1 REVIEW CHAMBERLAIN COLLEGE

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  • October 29, 2024
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  • 2024/2025
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  • CHEM 120
  • CHEM 120
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AcademicAllure
lOMoAR cPSD| 19857451




CHEM 120 INTRODUCTION TO GENERAL
ORGANIC & BIOLOGICAL CHEMISTRY WITH
LAB EXAM 1 REVIEW CHAMBERLAIN COLLEGE

, lOMoAR cPSD| 19857451




Exam 1 Review CHEM120

Week 1 Topics:
Scientific method
Hypothesis: A testable explanation.
Independent variable: What you as the scientist are controlling or changing.
Dependent variable: Depends on the independent variable. What you expect to change. What
you are measuring.
Positive control: Group or condition with known outcome.
Negative control: Condition for which no change is expected.
Experimental controls: All the conditions that are held constant.


Dimensional Analysis
DA Tips

• Always, ALWAYS, write your units
• Memorize the conversions (Powerpoint and Edapt)
o Imperial to metric (Gal to L, tsp to ml, etc)
o Metric prefixes (1000 mx = 1 x, 100 cx = 1x)
• Always set up your start and end point before using conversions
Examples:
1. I have a book with a weight of 0.46 lbs. What is the mass of this book in kg?
Answer:
0.46 lbs 1 kg 0.21 kg
2.2 lbs


2. I have a sample of a fluid with a volume of 670 ml. What is the volume of this sample in
gal?
Answer:
670 ml 1L 1 gal 0.18 gal
1000 mL 3.785 L


3. I have a sample that diffused to a diameter of 0.2 inches. What is this diameter in mm?

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