Chapter2 - Chemistry in Focus 4th edition Tro Chapter 2 The...

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Chemistry in Focus 4th edition Tro Chapter 2 The Chemist’s Toolbox
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Curious? To revisit Chapter 1, why should nonscience majors study science ? If you cannot think of a question you want answered, try to think of one for which a group of people might pay for an answer.
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Measurement Measurements allow us to distinguish between small differences existing within larger classifications, differences which might otherwise go .
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Uncertainty Scientists report measured quantities in a way that reflects the uncertainty associated with the measuring device used. (specifics are discussed in Appendix 1)
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Scientific Notation Scientific notation offers a solution for writing very large and very small numbers. Numbers written in scientific notation have two parts: The decimal part The exponential part Make sure you know how to use your own calculator to enter and manipulate numbers in scientific notation.
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Units are fixed, agreed-upon quantities to which other quantities are compared. A number in association with a unit is a
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Chapter2 - Chemistry in Focus 4th edition Tro Chapter 2 The...

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