LARN 126 C32D2
Start the following in class:
Study for the summative assessment on chapter 15 that is to be given on your next school day that our class meets. Today is day 126. Study for your test which is scheduled for school day 127! If your class does not meet on day 127, today's home learning activities are listed under day 127 and on day 127 your home learning activities are those listed below.
1. Go to http://www.phschool.com/webcodes10/index.cfm?wcprefix=cda&wcsuffix=1150&area=view and take an online formative assessment for chapter 15, Water and Aqueous Systems. Then click on the Score My Test button and study anything that you do not yet understand.
2.a. Review and study your notes, and your journal reflections. Study your learning log, your Cornell Notes, and anything that was misunderstood on the Chapter 15 Study Guides, Chapter 15 Section Reviews, Chapter 15 Water and Aqueous Solutions [Formative] Test A, and other work sheets which you now have checked using green ink. Look up anything that...
LARN 125 C32D1
Start the following in class:
1.a. The first required focus topic, J125A, for today is
What are the meanings of the terms
coarse mixture,
suspension,
colloid, and
solution ?
1.b. The second required focus topic, J125B for today is
Copy the following chart and fill in examples for the different types of mixtures. Coarse mixture
Suspension
Colloid
Solution
Scatters Light from a Beam of Light [Exhibits the Tyndall Effect]? [Yes or No]
Typical Appearance of the Mixture
Typical Size Range of Suspended or Dissolved Particles
Generally Separable by Letting it Settle for a Time (Sedimentation)? [Yes or No]
Appearance [Variegated, Non-Uniform, Cloudy, Clear?]
Degree of Uniformity Descriptor [Heterogeneous orHomogeneous?]
Approximate Sizes of Dispersed Particles
> ____nm
____nm - ____nm
< ____nm
Separable by Ordinary Filters? [Yes or No]
Exhibits Brownian Motion? [Yes or No]
Example #1:
Example #2:
2. Do all the pages in the chapter 15 Water and Aqueous Systems [Formative] Test as a formative assessment to find out some of the things that you do and do not know,...
LARN 124 C31D4
Start the following in class:
1.a. Write your first journal entry on sheets of three holed 8.5 inch by 11 inch ruled paper. In the upper right corner white space of each upward facing page, write your hand in number within a circle followed by your name. Each journal entry should either be at least a paragraph of exemplary writing and penmanship concerning a single topic, or be a concept map relating chemistry terms. Begin each days paragraph with a topic sentence, follow with explained instances, and close with a focused summary statement.
As J124A copy the following chart and fill in examples such as jelly, whipped cream, mayonnaise, egg white, fog, gelatin, smoke, marshmallows, blood, starch/water mixture for the different types of mixture listed.
Particle Size of Dispersed Medium:
General Classification
Continuous Phase/Medium
Dispersed Phase
Example 1:
Example 2:
< 1000 pm = < 1 nm
solution
gas
gas
filtered air
helium/oxygen mixture
< 1 nm
solution
liquid
miscible liquid
< 1 nm
solid solution
solid
solid
> 100 nm but < μm
foam
liquid
gas
> 100 nm but < μm
foam
solid
gas
> 100 nm but <...
