n Nov 14-18 2016
Monday
Chemthink (online assignment) from last week is due by the end of today. (before morning!)
In class: Bellwork is all about review - unit test coming soon!
Turn in heating curve graphs(unless you turned them in Friday)
Prelab: foul water lab - using chemcom books - due in class today. (No Homework if your chemthink from last week is finished.)
Tuesday
Foul Water Lab
Wednesday
In class: review questions
calculations for the lab
turn in labs
Announcement: 11:20 PM / Chemthink was due on Monday. All chemthink scores are in PowerSchool.
If you complete your chemthink assignments late, scores will be updated November 29.
Thursday
Review for unit exam
Classification of Matter Review -
this video goes with the viewing guide
Friday
Unit test : Classification of matter and
Separation of Mixtures
(we began this topic on Monday October 17- you can find notes and review material in the last 4 weeks on this website)
45 Points
Scantron portion - 25 questions
Written portion - 20 points
1) Classify matter correctly using the following terms: pure substance, element, compound, mixture, homogeneous mixture, heterogeneous mixture, solution, solute, solvent, suspension, colloid, metal, nonmetal
Approx. 13 questions
2) Calculate percent loss from data
3) Describe methods of separation: Approx. 7 questions
4) Particle models of Matter Approx. 6 questions
6) Identify the dependent variable and independent variable on a graph. – 1 question
7) Interpret a developed chromatogram and calculate Rf values on the resulting component parts of a mixture. Approx. 7 questions
8) Interpret data from a heating curve. Interpret melting point or boiling point data to determine if a sample is a pure substance or a mixture Approx. 5 questions.
TEXT READING ASSIGNMENT FOR THIS WEEK:
Heating and cooling curves
use pg 44 as reference
Separating Mixtures:
Distillation is used in the oil industry to separate crude oil into fractions.
What physical property in the basis for distillation separations?
(lab 13) (oga )