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Limiting Reaction Stoichiometry Answer Key

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Limiting Reaction Stoichiometry Answer Key
Examination #2 - Chapters 4,5, and 6 Study Guide

Chapter 4 - Chemical Quantities and Aqueous Reactions

* Reactions Stoichiometry * mole-mole conversions * mass-mass conversions * Limiting Reactants * What is the Limiting Reagent * How do we find the L.R. * Solutions * Molarity - definition and how to calculate * Dilutions Calculations (M1V1 = M2V2, careful with M2) * Solution Stoichiometry * volume-volume conversions * volume-mass conversions * Molecular interpretation of solubility * solubility rules * Precipitation Reactions * Determining reaction products * Following Solubility rules * Molecular Formula, Total ionic formula, net ionic formula * Acid-Base Reactions * Oxidation-Reduction reactions
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It makes the real pressure larger so it equals the ideal pressure b – corrects for molecular size. It decreases the volume of the container.

* Your extra credit question will have to do with this topic! * Atmospheric Chemistry * 3 types of pollution-very, very basic question * 3 types of pollution-very, very basic question
1. Hydrocarbon combustion for automobiles
2C8H18 + 2SO2 → 16CO2 + 18 H2O
At high temperature, nitrogen can also be combusted, which causes a problem.
N2 + O2 → 2NO
2NO + O2 → 2NO2 (nitrogen dioxide) – photochemical smog (causes problem in the environment) 2. Combustion of coal from power plants (Ex. Electrical cars) C + O2 → CO2 (Coal contains a significant amount of sulfur and it further combusts) S8 + 8O2 → 2SO3 2SO2 + O2 → 2SO3 SO3 + H2O → H2SO4 (H2SO4 results to acidification) But, people have found a way to eliminate the production of SO3 and that is by using “clean coal” and scrubbers. CaCO3 + SO2 → CaO + CO2 CaO + SO2 → CaSO3 (s) (calcium sulfite) 3. Stratospheric

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