In order to model a chemical change in the laboratory, a student wants to select the appropriate measuring apparatus to record the reaction. Which apparatus could be used to detect that c chemical change occurred with a substance in laboratory setting? Select ALL
that apply.
图 40
A)
B)
The student could use a hand lens to see if the original substance had been
crushed into smaller particles.
The student could perform an odor test to detect if a new smell emerges
from the interaction of the substance in the lab.
The student could test whether a gas was released during the interaction
of the substance with another substance in the lab.
The student could use a spatula to determine if a precipitate/solid formed
at the bottom of the beaker containing the substance,
The student could use a balance and a volumetric flask to determine the
lass and volume of the substance in order to determine its density
D)
E
E)