Thursday, February 5, 2009

What difficulties i faced doing the experiments.

The difficulties i faced is that some of the chemicals we mixed did not give accurate results than the other pair we saw.I aslo faced that when i mixed wax and water,i could not scrape the thing off the test-tube.
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1 comment:

Unknown said...

yes. accurate result is important during experiment.

February 5, 2009 at 5:30 AM

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