Lab Write up U4L1
Spectroscopic Qualitative Analysis
Question: By using light emissions, what are the identities of unknown substances 1
Hypothesis: If an unknown substances light emissions match wi
Chemical Behavior of Some Common Pure Gases
Question- How reactive are the pure gases: nitrogen, oxygen, and hydrogen.
Hypothesis-If a pure gas is chemically reactive then it will be chemically active
Thickness of Aluminum Foil
Question: What brand of aluminum foil is the thickest?
Hypothesis: If Reynolds aluminum foil is heavy duty then it is stronger
because it is thicker.
Equipment: Metric Ruler, Scissors, Balance, Two brands of Aluminum