Me : (when heating a test tube or flask,
a)it should remain capped.
b)an experimenter can briefly look directly into the tube to make observations.
c)it should remain in the test tube rack.
d)safety goggles should be worn for the duration of the experiment.

Pls the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.