Week 9, Limiting Reagent and Excess
Week 9, Limiting Reagent and Excess CHEM 111 001
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CHEM 111 001
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This 1 page Class Notes was uploaded by Bianca Notetaker on Saturday October 24, 2015. The Class Notes belongs to CHEM 111 001 at University of New Mexico taught by smith in Summer 2015. Since its upload, it has received 16 views. For similar materials see Elements Of General Chemistry in Chemistry at University of New Mexico.
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Date Created: 10/24/15
10242015 OneNote Online Friday October 16 2015 1016 AM Limiting reagent and excess 0 Reaction stops once the limiting reagent smaller number is consumed 0 You can use the given amounts of both reactants and calculate both of the products The reactant that gives you less product is limiting 0 When you39re given the amounts of more than one reactant always check that one is limiting That it39s a stoichiometric ratio 0 Start with grams convert to moles then moles of h20 then grams of h20 o In a multiple choice test the smaller number is most likely going to be the right answer Theoretical and percent yield 0 Theoretical yield is the result of the stoichiometric calculation all 0 Percent yield is the actual amount of product 0 yield actual amount of product theoretical amount of product 100 o If you get over 100 you messed up the calculation Finding empirical formulas from expiremental data 0 You need to convert both atoms to moles so multiply the given grams by 1 mil over their molar mass httpsonenoteofficeappsivecomoonenoteframeastFiSDE50F6024D8D962EO395ampHemuampC5810SNZSKYWACWSHIampuienUSamprs 11