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Warm-Up March 20, 2013. Write down the date and objective. Objective: SWBAT demonstrate mastery of Unit 4 material by receiving an 80% or higher on the exam. Complete the following warm-up: What is the molar mass of HCl ? How many moles are in 10 grams of NaCl ?. Objective & Agenda.
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Warm-UpMarch 20, 2013 • Write down the date and objective. • Objective: SWBAT demonstrate mastery of Unit 4 material by receiving an 80% or higher on the exam. • Complete the following warm-up: • What is the molar mass of HCl? • How many moles are in 10 grams of NaCl?
Objective & Agenda • Objective: SWBAT demonstrate mastery of Unit 4 material by receiving an 80% or higher on the exam. Agenda • No Excuses Wednesday • Review Homework • Unit 4 Exam • Unit 1 Review for Midterm • Exit Slip
What If? • Attended art classes every Saturday at Kansas City Art Institute and School of Design. • Spent World War I as a part of the ambulance drive troops and gained popularity for drawing cartoons of the troops. • Started the “Laugh-O-Gram” business, where he drew cartoons for newspapers, but went bankrupt in 6 months. • Finally had success with a cartoon named “Oswald the Rabbit”, but lost all his profits because another employee falsely claimed the rights to it. • Finally found lasting success by making cartoon movies, his first involving a mouse and a steamboat.
Walt Disney • Used his success from Mickey Mouse to create other characters, eventually building the Disney franchise. • Has two stars on the Hollywood Walk of Fame • Holds the record for both the most Academy Award nominations (59) and the number of Oscars awarded (22). • Has two theme parks. ‘Nuf said.
Quotes • “All the adversity I've had in my life, all my troubles and obstacles, have strengthened me... You may not realize it when it happens, but a kick in the teeth may be the best thing in the world for you.” • “The way to get started is to quit talking and begin doing.” • “It’s kind of fun to do the impossible.”
Exam Expectations • Silent Independence • Tests will be completed in silence. Show respect for yourself and your classmates. • Tests will be completed independently. Cheating is not acceptable. Not knowing something means you have the opportunity to improve. • Make sure your answers are covered at all times. • Do NOT write on the questions sheet. • Put all answers on the ANSWER SHEET.
Advice • Go slow. Chemistry is accuracy. • If you do not understand what a question is asking or you do not know what a word means, raise your hand and ask. • Do NOT write on the questions sheet. • Put all answers on the ANSWER SHEET.
When you are finished… • Cover your Answer Sheet and put it to the side. • Raise your hand and I will pick up your exam and bring your Unit 1 Review problems for the Midterm exam. • If you finish the review problems you can work on your Midterm Study Guide (due on the day of your Midterm).
Solubility Rules • These rules are useful for determning: • Will a precipitation reaction occur? • How can a particular solid compound be created? • Will a compound dissolve in water? • Generally soluble • Compounds containing alkali metals or NH4+ • Compounds containing NO3- • Compounds containing CH3COO- (acetates) • Chlorides, bromides, iodides (these ions combined with Pb2+, Ag+, Hg22+ form insoluble compounds) • SO42-(these ions combined with Pb2+, Ba2+, Sr2+, Hg22+ form insoluble compounds) • Generally insoluble • Compounds containing OH- or S2-(these ions combined with alkali metals, Ba2+ or the ammonium ion are soluble) • Compounds containing CO32- or PO43-(these ions combined with alkali metals are soluble)
Exit SlipMarch 20, 2013 • List two lab safety rules. • What is the equation for density? • In the following information, 10mL, 20g, 5m: • What is the volume? • What is the mass? • What is the density?