Name Chem 10 Section Lab Partner Experiment Date Chemical Equilibrium and Le Chatelier s Principle 1 Saturated Sodium Chloride Solution Equilibrium System Observations upon addition of HCl In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain 2 Acidified Chromate Solution Equilibrium System Observations upon addition of HNO3 In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Observations upon addition of NaOH In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Page 1 of 3 3 Aqueous Ammonia Solution Equilibrium System Observations upon addition of NH4Cl In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain 4 Cobalt II Chloride Solution Equilibrium System Observations upon addition of HCl In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Observations upon heating In which direction did heating cause the equilibrium system to shift Left or Right Based on these results is this reaction as written exothermic or endothermic Explain Page 2 of 3 5 Iron III Thiocyanate Solution Equilibrium System Observations upon addition of FeCl3 In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Observations upon addition of KSCN In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Observations upon addition of AgNO3 In which direction did this stress cause the equilibrium system to shift Left or Right Which ion caused the shift Explain Page 3 of 3
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