Warming up to Chemical Reactions

This assignment is due before 5 AM, Tuesday, September 5th, 2000.

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I received no help from anyone on this assignment.

The following three questions refer to the material you were to read in preparation to the lesson. Questions one and two require you to write a three or four sentence response. Number three is a multiple choice question. Click in the appropriate circle.

You may change your mind as often as you wish. When you are satisfied with your responses, click the SUBMIT HOMEWORK button at the bottom of this page.

WarmUp assignments are worth 5 points each lecture day towards your "WWW Exercises" score.




1.


You allow sodium and chlorine to react. Describe what you see from beginning to end.



2.

Using specific examples, explain why it makes sense to place Be, Mg and Ca in the same group.





3.

By mass, what is the chemical that is produced in the greatest quantity (by mass) in the world?

Lime, used for paper and cement

Sodium hydroxide, used for aluminum and soap production

Sufuric acid, used for chemical manufacturing

Ethylene, used for plastic production

Oxygen, used for steel, welding.

Below is a space for your thoughts, including general comments about today's assignment. What was hard or confusing (or cool)? What would you like to spend extra time on in class? Do you see how this subject fits in with the others we have discussed?




You may change your mind as often as you wish. When you are satisfied with your responses click the SUBMIT button.

I received no help from anyone on this assignment.



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