'Reactants mass' diaporamas de présentation

10/11 Warm Up

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Conservation of Mass & Rate of a Chemical Reaction

Conservation of Mass & Rate of a Chemical Reaction. Sec. 4.2 & 4.3 p. 163-170. Sec. 4.2 - Conservation of Mass in Chemical Reactions. When a chemical reaction occurs, products are formed from the reactants . These products often look very different than the reactants.

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Conservation of Matter

Conservation of Matter. Mass is neither created nor destroyed during a chemical reaction. Reactants ? Products Mass of Reactants = Mass of Products. Chemical reactions are represented on paper by chemical equations. Works Cited.

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Evidence for an Atomic Theory

Evidence for an Atomic Theory. Review. Atomic Structure Nucleus Protons (+) Neutrons (no charge) Electron Cloud (-). Element Single type of atom Compound Two or more different elements combined chemically & make a new substance Mixture Two or more elements mixed together. Atom

185 views • 7 slides