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Setum Lithium Chloride Virtual Lab: Hot and Cold Packs Lasson Ament for Learning Geld and te the flowing data ta and analysis tions Sketch of Energy Diagram Tation for Daciation of Comp NacioNCAS LC₂0L₁7043+C174) AH negative for therm positive for endothermic COMIX Energet K Energy (Kimes) Nacio - Time. Time Note 4KJ Attorted -3413m Relined Litap Skatch of Semination of Heat Diagram SCHAU-Unit 3 +38165/ NGH Farewing bund Date Li Slanice Hydraton Endy SESSING acce Copy scurionema + Utamol Hydranich Entrady Lik)(a) 24umn stras Jakay
Substance Charide NCHONDAG) Yaq+cita esotherm positive for endothermic TO THE CO Sketch of Energy Dr Tim Time -danc based Purtand? Kag+Tag FETIMOL Abor bed Sketch of Summation of Hot Diagram NACORNEY LANCE ceny +38Kim Analysis Questions: 1. Which salt is the best choice for a hot pack? Why? 2. If the hot pack is made from 12.4 g of the best choice, what is the quantity of heat is released in the proces? 3. Which salt is the best choice for a cold pack? Why? 4. If the cold pack is made from 19 76 g of the best choice, what is the quantity of heat absorbed in the process? stole Kis-coxe) pos [Hainen) C ARIAN Hyry 4 Saution Herkes
Virtual Lab: Hot and Cold Packs Lesson 5 (Assessment for Learning) Name: Go to https://tinyurl.com/virtualhotcold and complete the following data table and analysis questions. Sketch of Energy Diagram Substance Equation for Dissociation of Compound Sodium Chloride NaCl(s) Nataq+Ccaqs AH (negative for exothermic, positive for endothermic Energy (KJ/mol) NACI(S) Time Nata) 4kJ/mol Absorbed Increasing Enthalpy SCH4U- Unit 3 Date: Sketch of Summation of Heat Diagram Nato)+((g) Lance Enay +78783/mc1 NaCl) +H-C() incita Hydration Enthalpy -483 kJ/mol Solution Ferdy
Lithium Chloride LiCl ₂ PL+Zaq) + C1@g) Energy (KJ/mel) Time -343/mal Released het burea LiY2) (2) Lirg)+(1(9) canice Enmapy +800 Km kicks#₂0(J Hydration Ennainy -90183/mol A (6021)+(be), 17 solution Entran S D
Substance Equation for Dissociation of Compound Sodium Hydroxide NaOH(s) Nataq) +OHT> AH (negative for exothermic, positive for endothermic Energy (KJ/mol) NaOH(s) Sketch of Energy Diagram Time -45kJ/mol Released Nata)+Oca Increasing. Enthalpy Sketch of Summation of Heat Diagram Na²(g) + OH (9) Lattice Entalpy *6*6*3/ma NDAC)+XU Nata)tar cag) Hydration Enthalpy -923kJ/mol solution Enthalpy -45+3/m81
Potassium Chloride KCJ) ₂0K(aq) Cl(aq) Energy (kJ/mol) KCI(S) Time K*Caq)+Cl-Caq 17kJ/mol Absorbed increasing Enthalpy Lance Enthalpy +718kJ/mo K²(g)+(19) KA+H₂00 Hydration Entalpy Ktag)Chragt 4. Solution Enthalpy +17kJ/mol
Analysis Questions: 1. Which salt is the best choice for a hot pack? Why? 2. If the hot pack is made from 12.4 g of the best choice, what is the quantity of heat is released in the process? Which salt is the best choice for a cold pack? Why? 3. 4. If the cold pack is made from 19.76 g of the best choice, what is the quantity of heat absorbed in the process?
Substance Equation for Dissociation of Compound Sodium Chloride NaCl(s) #₂0 Na (aq) + Cl caq) AH solution (negative for exothermic, positive for endothermic Energy (kJ/mol) Sketc
on of -Clcaq AH solution (negative for exothermic, positive for endothermic Energy (kJ/mol) Sketch of Energy Diagram NaCl(s) Time 4kJ/mol Absorbed Sketch of Summation of Hea Đ increasing Enthalpy Nat(g) + Cl (g) A Nat(aq) + (aq) Lattice Enthary +787kJ/mol Nat(aq)+Citaq NaCl(s) +H₂O(1)
ergy Diagram increasing Enthalpy 4kJ/mol Absorbed Sketch of Summation of Heat Diagram Nag)+C1 (g) Nataq) + (a) Lattice Enthary +787kJ/mol NaCl) +H₂O(1) Hydration Enthalpy -783 kJ/mol Nat(aq)+(aq) Solution Entra +4kJ/mol
Lithium Chloride LiCl(s) H₂0 Lit(aq) +Cl(aq) Energy (KJ/mol) LICI(S)
Energy (KJ/mol) LiCt(s); Time O -37 kJ/mol Released Lit(29)+((29) Increasing Enthalpy Lattice Enthalpy +864 kJ/mol Licks+H₂OCIA
-37 kJ/mol Released increasing Enthalpy Lit(aq)+((aq) Lit(g)+CH(g) Lattice Enthalpy +864 kJ/mol Licks)+H₂0 (1) Hydration Enthalpy -901kJ/mol A (be21)+(be), 17 Solution Entrary -37 kJ/m
Substance Equation for Dissociation of Compound Sodium Hydroxide H₂O NaOH(s) 20 Nacaq) +OHTaq) AH solution (negative for exothermic, positive for endothermic F Energy (KJ/mol) NaOHC
aq) (negative for exothermic, positive for endothermic (100/57) Ob NaOH(s): Time -45kJ/mol Released Increasing. Enthalpy Nataq) +OH(aq) Lattice Na (g)+ OH Enthalpy +878KJ/mal NaOH(s) +H₂0(1) Nataq)
J/mol sed J+OH(aq) Increasing Enthalpy Na¹(g) + OH (g) Lattice Enthalpy +878kJ/mol NaOH(s) +H₂0(1) Hydration Enthalpy -923kJ/moi Natag) +0+ (aq) + solution Enthalpy 45 kJ/m81
Potassium Chloride KC)(s) H₂0 K²(aq) + Cl¯(aq) Energy (KJ/mol)
Energy (KJ/mol) KCI(S) Time K+Caq)+CI-Cag) 17kJ/mol Absorbed increasing Enthalpy Lattice Enthalpy +718kJ/ma KCI(S)+H₂O
= + (aq) + C1-Caq)| kJ/mol sorbed increasing Enthalpy Lattice Enthalpy +718kJ/ma K*(g)+(1-(9) KCI(S)+H₂001) Hydration Enthalpy Kraq) + Cl(aqt 4 Solution Enthalpy +17kJ/mol
KCI(S) Time increas KC1(5)+ H₂00) Analysis Questions: 1. Which salt is the best choice for a hot pack? Why? 2. If the hot pack is made from 12.4 g of the best choice, what is the quantity of heat is released in the process? Which salt is the best choice for a cold pack? Why? 3. 4. If the cold pack is made from 19.76 g of the best choice, what is the quantity of heat absorbed in the process?