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PG 84 Pg 84 Header: I can predict DR rxns using solubility rules
Hmwk: Finish lab. Mole Projects due next class Warm-up: Handshake each partner at your table. Best & Worst moments of spring break
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MOLE PARTY! If you would like to bring food, please sign up on the sheet All food must be sealed in a package All drinks must be sealed You may drop off food in the morning starting at 8:15am Mole projects due when you walk in the door Make sure to have your grading rubric with your mole! All problems must be completed.
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Double Replacement
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Double Replacement Reactions
Ag+ NO-3 Na+ Cl- Rxn involves 2 compounds switching cations with each other
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Come up with a list of soluble compounds.
Rally Partner: Person A gives and answer Person B gives an answer continuing until time is called Come up with a list of soluble compounds. Come up with a list of insoluble compounds.
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Insoluble products precipitate out.
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Practice __AlBr3(aq) + __K2SO4(aq) __Al2(SO4)3( ) + __KBr( )
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Practice __KI(aq) + __Pb(NO3)2(aq) __KNO3( ) + __PbI2( )
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DR Investigation Your team will work together to write the formulas get them checked before you move on! You will then write 5 DR Rxns that form a precipitate. BONUS- try to produce a gas on rxn 5 Once all 5 rxns are written you may go to lab. Please keep chemical trays clean (in fume hood) Wash hands when done with the lab
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Lab Time Perform each rxn and observe the formation of your predicted product Use glass well plate for rxn surface Use only 1 drop of each reactant Don’t go rogue- you will lose lab privledges Describe the precipitate formed Clean the glass well plate thoroughly in the waste beaker Rise well plate when completely done. Leave station clean
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PG 84 Pg 84 Header: I can predict DR rxns using solubility rules
Hmwk: Finish DR prediction problems DR Rxn & Solubility Quiz next class Warm-up: Handshake ech partner at your table. Finish off your labs! Make sure they are colored. Staple the entire group together and staple them. Turn them into the black tray
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__AgNO3(aq) + __K2SO4(aq) __KNO3( ) + __Ag2SO4( )
__FeCl3(aq) + __Na2CO3(aq) __Fe2(CO3)3( ) + __NaCl( ) __BaCl2(aq) + __NaOH(aq) __Ba(OH)2 ( ) + __NaCl( )
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Prediction Silver nitrate and potassium chromate
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Prediction- Person A thinker, Person B coach
Strontium chloride and cobalt (III) sulfate
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Prediction- Person B thinker, Person A coach
Ammonium sulfide and lead (II) nitrate
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PG 85 Pg 85 Header: I can convert using mole ratios
Hmwk: Mole Ratio Problem Warm-up: Handshake your face partner! Predict the chemical reaction between when calcium hydroxide is mixed with sodium carbonate.
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Coefficients of a balanced chemical reaction form the mole ratio
Mole to Mole Coefficients of a balanced chemical reaction form the mole ratio
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Step 1: Write & Balance the Rxn __FeClO( ) + __ K2 CO3 ( ) __ KClO( ) + __ Fe2CO3 ( ) Mole Ratios: the relationship between chemical compounds given by the balanced coefficients in a rxn
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How many mole of Fe2CO3 are produced if 2.3 moles of FeClO are reacted.
2FeClO( aq ) + K2CO3(aq ) 2KClO( aq ) + Fe2CO3 (s) Step 2: Set-up problem & solve
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A 0. 49 mol sample of AgNO3 reacts with excess NaI
A 0.49 mol sample of AgNO3 reacts with excess NaI. How many mol of NaI are needed to react?
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5. 70 mols of potassium sulfate reacts with strontium hydroxide
5.70 mols of potassium sulfate reacts with strontium hydroxide. How many mols of precipitate are produced
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How many moles of CaCl2 will be produced if you start out with 5
How many moles of CaCl2 will be produced if you start out with 5.0 moles of HCl reacting with calcium hydroxide?
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Brain Break: Blind Draw it
You need a piece of scratch paper. Each person needs a different color pencil
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Quiz Time. Everyone needs a staar chart
Follow the instructions directly on the quiz! When done keep it. Doodle on the back.
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How many grams of solid product are produced from the reaction of copper (II) sulfate and sodium hydroxide?
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If 43.5 grams of zinc chloride are reacted with silver nitrate, how many moles of aqueous product are produced?
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You and your partner write your own problem Must have a mole:mole conversion!
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Voting for the mole Take a minute to vote for your favorite mole! Only vote once. It should be the BEST mole of the year!
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Solubility QQT Inside outside circle Quiz on solubility and DR rxns next class!
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