Conclusion and Evaluation, Aspect 2

  Today we will consider Conclusion and Evaluation (CEv), aspect 2. This aspect deals with the students thoroughly investigating the experimental method. What didn't work well and why? What happened to make the quality of the results not as good as what they should have been? The reasons should relate to the direction of the calculated value with respect to the data book value. For example, if a rate of reaction is less than expected, it would be no good saying that as ...

Data Collection and Presentation, Aspect 2

By Wednesday, November 3, 2010 , , , , 0

Today we will consider DCP, aspect 2. This aspect deals with the processing of the raw data collected in aspect 1. It should involve an 'IB CHEMISTRY type' calculation - it should not be simply calculating averages or calculating 1 / t (for a rate).  The calculation should be demanding enough that an IB Chemist should be able to carry it out (but not another student following another IB subject). If the students carries out the processing of the data correctly, award ...