February 12, 2018 DIET COKE AND MENTOS KINETICS Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

DO NOW (4 MIN) February 12, 2018 Learning Target: I can determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment Do Now: (on your DO Now Sheet) Please sit with your lab group. Pull out your annotated lab What change are we looking at and what are we trying to find? Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

What steps will you take for this lab? February 12, 2018 Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

What materials do we take with us? February 12, 2018 Thermometer Something for stability Paper towels Scale Mentos Diet Coke Timer Your lab and a writing utensil Goggles Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

Groups Ice cold Semi-cold Room temp Warm Group A Group B February 12, 2018 Ice cold Semi-cold Room temp Warm Group A Group B Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

Collect your bottles and bring to the correct temperature February 12, 2018 Do your best to bring your bottle to the correct temp in the next 15 min And then we head down Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

Let’s GO!!!!! February 12, 2018 We are the first class in this school to have gotten permission to use the field for instruction, so: Be respectful Stay focused Work quickly and carefully Clean up after yourselves Listen for any change of instructions Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

Classwide Data February 12, 2018 Temp (K) Initial mass (g) Final mass (g) Δ mass (g) Time (s) Group members Ice cold A Ice cold B Semi-cold A Semi-cold B Room Temp A Room Temp B Warm A Warm B Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

Compile your data and answer the data analysis and questions February 12, 2018 Your completed lab will be due on the Monday we return, February 26 Must be typed, full sentences, using appropriate kinetics and thermochem explanations Must include typed up graphs and data tables Must cite other groups Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment

EXIT TICKET (3 MIN) ON A SEPARATE SHEET OF PAPER: February 12, 2018 EXIT TICKET (3 MIN) ON A SEPARATE SHEET OF PAPER: What would you change about this lab (both positive and negative)? Be honest Learning Target: I CAN determine the activation energy for the “vaporization” of aqueous CO2 in diet coke through an experiment