SCI 131 Introduction to Life Science September 4, 2015 Week 1 Meeting 2
Isotopes: same amount of protons, different amount of neutrons -> difference in mass.
Inert gas = edelgas
Octet rule; having 8 electrons in the outer shell.
Oxygen is the stron
Continue to develop the concept map below according to your own project. The link to the
empty box should express your hypothesis.
Vitamin C in
can be determined by
lodo metric _
Practical Exam SCI 191 Charlotte KIk
Examine the effects of steaming and boiling on the amount of vitamin C present in the hot pepper
Determination of the vitamin C content in 5/10 grams of hot pepper
What will hap
Preparation questions: Calibration (UV-VIS and pH)
1) Suppose you calibrated a pH electrode with buffers a week ago. Now you want to
measure the pH of a certain mineral water. Do you need to recalibrate or not?
a. Yes, the characteristics of the electrode
SCI 191- Introduction to Lab Notes in Class September 2, 2015 Class 1
a. Lab coat & Glasses & hair tie
b. Black marker
c. Lab Journal & Pen
d. Bring change of clothes
Read chapter 24/25 next meeting