Lab Report
Physical Properties
It's time to complete your Lab Report. Save the lab to your computer with the correct unit number, lab name, and
your name at the end of the file name (eg, U2_Lab PhysicalProperties Alice Jones.doc).
Introduction
1. What was the purpose of the experiment?
Type your answer here:
2. Which properties are more useful in determining the identity of an unknown substance: intensive or
extensive? Explain
Type your answer here:
3. Write a hypothesis based on observations and scientific principles.
Type your answer here:
Experimental Methods
1. What tools did you use to collect your data?
Type your answer here:
2. Describe the procedure that you followed to conduct your experiment
Type your answer here:
Data and Observations
1. Record your observations
Type your answer here:
Conclusions
1. What conclusions can you draw about the identity of the unknowns? Write an evidence-based claim
Type your answer here:
2. Evaluate the procedure used in this experiment by considering the properties used to identify the unknowns
and the number of knowns that were tested. Revise the experimental design by proposing ways to modify the
experiment to increase your certainty in the identity of the unknowns