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Chemistry is a Quantitative Science Quantitative In Chemistry we measure: In Chemistry we measure: –Mass in grams or kilograms –Volume in milliliters or liters –Distance in centimeters or millimeters We also use smaller distances like angstroms and picometers, but not in this class. We also use smaller distances like angstroms and picometers, but not in this class. angstromspicometers angstromspicometers –Number of particles in moles moles To use all these quantities, you must remember your math! To use all these quantities, you must remember your math!

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Mathematics Review Solving for an unknown Solving for an unknownSolving for an unknownSolving for an unknown Rules of exponents Rules of exponentsRules of exponentsRules of exponents Conversions ConversionsConversions Ratio and Proportion Ratio and ProportionRatio and ProportionRatio and Proportion Scientific Notation Scientific NotationScientific NotationScientific Notation Associative and Distributive Properties Associative and Distributive PropertiesAssociative and Distributive PropertiesAssociative and Distributive Properties Factor-Label Method Factor-Label MethodFactor-Label MethodFactor-Label Method

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Electronic Calculators will NOT be allowed in this class. You will be issued a slide rule slide rule and given instructions on its use.

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The Parts of a Slide Rule Slide RuleSlide Rule Body Body Top stator Top stator Bottom stator Bottom stator Slide Slide Cursor Cursor Indices Indices Right index Right index Left index Left index

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