I neee belp real quick. Which is demonstrated by the steps shown in the flow chart? *
(17 Points)
A addition of thermal energy
B. change in state of matter
C. conservation of mass
D. creation of a compound

Grignard reactions are highly exothermic and are performed in ether solvent. there is a real risk of fire during this reaction. in the case that a fire should occur in your distillation apparatus, what is the best course of action? g

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees