UCI Chem 1P General Chemistry (Fall 2012)
Lec 04. General Chemistry Preparation for General Chemistry -- Accuracy & Dimensional Analysis --
View the complete course: [ Ссылка ]
Instructor: Eric Potma, Ph.D.
License: Creative Commons BY-NC-SA
Terms of Use: [ Ссылка ].
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Description: UCI Chem 1P is a preparation go General Chemistry that covers: units of measurement, dimensional analysis, significant figures; elementary concepts of volume, mass, force, pressure, energy, density, temperature, heat, work; fundamentals of atomic and molecular structure; the mole concept, stoichiometry; properties of the states of matter; gas laws; solutions concentrations. Course may be offered online.
Preparation for General Chemistry (Chem 1P) is part of OpenChem: [ Ссылка ]
This video is part of a 24-lecture undergraduate-level course titled "Preparation for General Chemistry" taught at UC Irvine by Associate Professor Eric Potma.
Recorded on October 5, 2013.
Slides:
00:52- Accuracy and Dimensional Analysis
01:11- Significance in Measurements
01:58- Significance in Measurements- Precision and Accuracy
03:21- Significance in Measurements- How Accurate is a Measurement?
04:50- Tools: Significant Figures: Numbers that Matter
08:12- Significant Figures: Mathematical operations
12:34- Significant Figures: Rounding
13:25- Significant Figures: Rounding Example
15:45- Significant Figures: Examples
19:47- Tools: Dimensional Analysis
24:00- Length
28:04- Volume
29:10- Mass
30:27- Example- Centigrams to Pounds
33:08- Example: Square Femtometers in Square Attometers
37:24- Example: Cubic Kilometers in Microliters
Required attribution: Potma, Eric General Chemistry 1P (UCI OpenCourseWare: University of California, Irvine), [ Ссылка ]. [Access date]. License: Creative Commons Attribution-ShareAlike 3.0 United States License. ([ Ссылка ]).
