Chemistry ppts. #2 - Chapter 1 Its All About Stuff...

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Chapter 1 – It’s All About “Stuff” 8/18/10
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Classification of Matter – Physical State
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States of Matter he motion and association of the particles in a substance determine the state of matter.
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A Closer Look at Gases – An Introduction Because their behavior is easily manipulated and observed, gases have long been used to study the behavior of matter. Among the most readily measured properties of a gas are its: Temperature (T) Volume (V) Pressure (P)
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Significant Figures The number of meaningful digits used to express a value The number of significant figures in a measurement depends upon the measuring device.
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Significant Figures 1. All nonzero digits are significant. 2. Zeroes between two significant figures are themselves significant. 3. Zeroes at the beginning of a number are not significant. 4. Zeroes at the end of a number are significant if a decimal point is written in the number.
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Problem Indicate the number of significant figures in each of the
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This note was uploaded on 11/15/2011 for the course BIOL 1125 taught by Professor Osborne during the Fall '10 term at Georgia Southern University .

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Chemistry ppts. #2 - Chapter 1 Its All About Stuff...

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