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ChemistryThe Mole and Atomic Mass
The mole is an important concept for talking about a very large number of things...
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Earth ScienceIdentifying Minerals
Minerals are classified on the basis of their chemical composition, which is expressed in their...
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Math in ScienceExponential Equations II
This module introduces exponential equations of the form N=N0 ekt, which describe growth or decay...
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