John Tucker Found Dead John Tucker was found dead in the men’s locker room this morning before classes had started. Your job is to become the crime scene investigator and determine who killed John Tucker.
A Substance was found on john tuckers neck from where the murderer had strangled him before shooting him in the abdomen.
Your job as the crime scene investigator is to use the rules of acids, bases and indicators to discover who murdered John Tucker.
Suspects: • Heather: • Early that morning she was at cheerleading practice and had an apple juice stain on the sleeve of her shirt. • Apple juice residue was removed from under her nails.
Beth: • Beth uses a special toothpaste with baking soda, she spilled it when getting ready for school after early morning swim practice. • She was found to have baking soda residue on her hands.
Carrie: • Carrie had come into school early that day to put the finishing touches on the school newspaper. • She was found to have Clorox bleach on her hands from cleaning the darkroom.
Kate: • Kate is taking an early morning home economics class. • She was found to have vinegar under her finger nails from the food they were cooking this morning.
Wear Goggles • Explain stir rod method • Be Careful with the acids/bases • Rinse hands well if spilled • If you finish early sit quietly at your desk and read pg 44-48