Grab binders, handouts, returned work & calculators, begin the Do Now 5/31 DO NOW 1. Calculate the Molar Mass for NaOH 2. Convert 12g of NaOH to moles.

Slides:

Advertisements

Similar presentations

Stoichiometric Calculations

Advertisements

Quantitative Information from Chemical Equations Coefficients in a balanced equation number of molecules (formula units, etc) number of moles 2 H 2 + O.

General, Organic, and Biological Chemistry Fourth Edition Karen Timberlake 6.8 Percent Yield and Limiting Reactants Chapter 6 Chemical Reactions and Quantities.

Limiting and Excess Reactants

Laboratory 08 LIMITING REACTANT LAB.

Section 9.1 Using Chemical Equations 1.To understand the information given in a balanced equation 2.To use a balanced equation to determine relationships.

Limiting Reactants & Percent Yield

Limiting Reagent and Theoretical Yield 1

If your given is in moles: Determine the molar ratio to change from moles of your original substance to moles of the desired substance If you want your.

12.3 Limiting Reagent and Percent Yield

OCTOBER 29 & MS. BOON CHEMISTRY Stoichiometry 6.

Stoichiometry The Math of Chemical Reactions Unit 9.

Molarity. Molarity Molarity (M) or molar concentration is a measure of the concentration of a solute in a solution. Unit for molar concentration is mol/L.

Chapter 9 – STOICHIOMETRY

Stoichiometry: the mass relationships between reactants and products. We will use the molar masses ( amount of grams in one mole of a element or compound)

Stoichiometry Loose Ends: Limiting Reactants, Percentage Yield, and Percentage Error.

April 7, 2014 Today: Stoichiometry and % Yield. Percent Yield Remember, stoichiometry is used to tell you how much product you can form from X amount.

Stoichiometry Chapter 9. Step 1 Balance equations and calculate Formula Mass (FM) for each reactant and product. Example: Tin (II) fluoride, SnF 2, is.

Chapter 10 Stoichiometry Or One plus One isn’t always Two.

Chapter #9 Stoichiometry. Chapter 9.1 Composition stoichiometry deals with the mass relationships of elements in compounds. Reaction stoichiometry involves.

UNIT 6: STOICHIOMETRY PART 2: STOICHIOMETRY. KEY TERMS Actual yield - Amount of product was actually made in a reaction Dimensional analysis - The practice.

Stoichiometry Chapter 9 Limiting reagents. In Stoichiometry: We work in moles. We cannot calculate grams of product from grams of reactant.

Chapter 9 – STOICHIOMETRY The MATH of a CHEMICAL REACTION.

Limiting Reactant II and Percent Yield A.K.A. Stoichiometry.

Limiting Reactants and Percent Yield Definitions The Limiting Reactant is the reactant that limits the amounts of the other reactants that can combine.

Stoichiometry Part 3! Mass to Mole Conversions Remember you CANNOT convert directly from mass! If you begin with mass, you must convert to moles FIRST!

Acids and Bases Titration of Vinegar

Chapter 9 Lecture Basic Chemistry Fourth Edition 9.4 Percent Yield Learning Goal Given the actual quantity of product, determine the percent yield for.

Limiting Reactions and Percent Yield Calculating by moles or mass ©2011 University of Illinois Board of Trustees

Stoichiometry Section 1 – Introduction to Stoichiometry, and Quantitative Relationships of Chemical Formulas Section 2 – Mathematics of Chemical Equations.

Percent Yield Objectives: 6.0 Solve stoichiometric problems involving relationships among the number of particles, moles, and masses of reactants and products.

Grab binders, handouts, returned work & calculators, begin the Do Now 5/9 DO NOW 1. You have 10 min to complete the “Aspirin Lab Post Assessment” you grabbed.

Grab binders, handouts, returned work & calculators, begin the Do Now 5/14 DO NOW 1. Balance the following reaction: ___AgNO 3 + ___K 2 S  ___Ag 2 S +

Grab binders, handouts, returned work & calculators, begin the Do Now 5/22 DO NOW 1. Out of the following topics, list the top 3 you struggle with the.

PERCENT YIELD. Percent Yield Percent yield is the ratio of actual yield of an experiment to theoretical yield. To find percent yield, you divide the actual.

 If you have 3.2 g of magnesium to start with (and plenty of oxygen) how many grams of MgO will be produced in this reaction? Mg + O 2  MgO.

Grab binders, handouts & returned work & begin the Do Now 4/30 Do Now 1.Silently read the article titled “Biodegradable Definition”, and answer the following.

Grab binders, handouts, returned work & calculators, begin the Do Now 5/16 DO NOW 1. Determine how many moles of H 2 O you would have if you were given.

Copyright©2004 by Houghton Mifflin Company. All rights reserved. 1 Introductory Chemistry: A Foundation FIFTH EDITION by Steven S. Zumdahl University of.

Products Percent Yield. Theoretical Yield Maximum amount of product Calculation Balanced Equation Given mass Molar Mass Mole Ratios.

Theoretical Yield and Percent Yield Recipe says makes 3 dozen, you get 30. Your percent yield is 83.33%.

Skills for this lab: Find the molar mass of a substance (grams per mole)- add up all the elements average atomic mass using the periodic table ex: H 2.

% Yield. % yield = actual yield _ x 100 theoretical yield Actual yield is found in a lab or you must be given this value Theoretical yield is amount of.

Stoichiometry Notes (Chapter 12). Review of Molar Mass Recall that the molar mass of a compound is the mass, in grams, of one mole of that compound.

Stoichiometry Chapter 9 Percent Yield Stoich ppt _5 Percent Yield.

Welcome: 3/10/14 Answer the following question: CaCO 3  CaO + CO 2 How many grams of CO 2 can be made from g of CaCO 3 ?

SOL Review 6 Stoichiometry. Consider: 4NH 3 + 5O 2  6H 2 O + 4NO Many conversion factors exist: 4 NH 3 6 H 2 04NO 5O 2 (and others) 5 O 2 4 NO4 NH 3.

Stoichiometry Pronounced: Stoy-kee-AHM-uh-tree. What is stoichiometry? Its math that helps us to see the relationship between what is used and formed.

Limiting Reactants and Percent Yield

Chapter 9 STOICHIOMETRY

Molarity Thornburg 2014.

MASS - MASS STOICHIOMETRY

Grab binders, handouts, returned work & calculators, begin the Do Now

Ch 12.2 Chemical Calculations

Stoichiometry Comes from the Greek words stoicheion, meaning “element,” and metron, meaning “measure.”

Stoichiometry Vocab Theoretical Yield: the calculated amount of product yielded by a reaction (found through stoichiometry) Actual Yield: the actual amount.

Ch. 9 Stoichiometry Stoichiometry is a branch of chemistry that deals with the mass relationships of elements in compounds and the mass relationships between.

Quick ‘cheat sheet’ If given A to find B

Results Data Mass of iron nails before the reaction _________

Chapter 9 Chemical Quantities in Reactions

4 steps Balance equations Get to moles of what you are given

Stoichiometry Chapter 9.

How many moles of water are made by

Information Given by Chemical Equations

1/9/18 Opener How many moles are there if you have 3.08 x 1024 particles of Ag? Please get out your weekend homework assignment, periodic table, & a calculator.

Ch 9 Stoichiometry How does this apply to everyday life?

Grab binders, handouts, returned work & calculators, begin the Do Now

Grab binders, handouts, returned work & calculators, begin the Do Now

Chapter 5 Chemical Quantities and Reactions

Presentation transcript:

Grab binders, handouts, returned work & calculators, begin the Do Now 5/31 DO NOW 1. Calculate the Molar Mass for NaOH 2. Convert 12g of NaOH to moles 3. Convert 3 moles of NaOH to grams 4. Collect your labs and returned work from your returned work folder. Set out Lab 4-Bioplastics.

Mandatory Office Hours by THRS 5/30 P1 Josh A David Jeremy Elijah Nicholas Celeste Destiny Ashanti Kennedi Ruben Steven Kimberly Marquita Juan Daijzah Antwan Jesus Dajon Marcus Michael Joshua P Lee Keshonna Ciera Vanisha P3 Justin Darrion Maria William Bradley Jacques Leandrea Malik Monica G4 Doneika Tayia Neddji Khari Roberto Diamond La’Nesha Arturo Milton Terrae Tyler G5 Arkita Angel F Crystal Joey Alyssia Raven Manny Bob Yesenia Cesar

Lab Writing Work Shop

Lab 4: Synthesizing Bioplastic Question: Which polymer, that of corn starch or potato starch, is the best option for Coke® to utilize on their newest line of biodegradable plastic bottles? Directions: Complete Part II of Lab #4

Lab Math Lab 3: - Theoretical Yield - Percent Error - Lethal Dosage Calculation Lab 4: - Percent Mass Lost

Today’s Exit Ticket Check Points:  Revised Introduction  Revised Hypothesis  Peer Reviews for both Intro an Hypothesis

Grab binders, handouts, returned work & calculators, begin the Do Now 5/29 DO NOW Use the following reaction to answer questions SiO 4 + 4HF  SiF 4 + 2H 2 O 1. What is the mole ratio between HF and SiF 4 ? 2. Convert 12moles of HF to moles of SiF 4 ? 3. What is the mole ratio between SiO 4 and H 2 O? 4. Convert 26moles of H 2 O to moles of SiO 4 ? 5. Collect your labs and returned work from your returned work folder. Set out Lab 4-Bioplastics.

Mandatory Office Hours by THRS 5/30 P1 Josh A David Jeremy Elijah Nicholas Destiny Ashanti Kennedi Ruben Steven Kimberly Marquita Juan Daijzah Antwan Jesus Dajon Marcus Michael Joshua P Lee Keshonna Ciera Vanisha P3 Justin Darrion Maria William Bradley Jacques Leandrea Malik Monica G4 Doneika Tayia Neddji Khari Roberto Diamond La’Nesha Arturo Milton Terrae Tyler G5 Arkita Angel F Crystal Joey Alyssia Raven Manny Bob Yesenia Cesar

Lab Writing Work Shop

Lab 4: Synthesizing Bioplastic Question: Which polymer, that of corn starch or potato starch, is the best option for Coke® to utilize on their newest line of biodegradable plastic bottles? Directions: Complete Part II of Lab #4