9 sicence

  AIm to investigate the amount of protein. and simple and complex sugars in a cheeseburger

equipment   meat pattie bun protien and comples suager and simple sugar

method

1 place about 2ml of the sample into a test tube and add 5 drops of sodium hydroxide.

2  add 5 drops of copper sulphate.

3  shake the test tube gently from side to side

	Biuret Test For protein	Bendis Test for simple sugar	Iodine test  for complex sugar
Meat pattie	purple		no change brown/yellow
bun	blue		blue black

RESULTS

conclusion