Answer:
here: "salt and sugar"
Explanation:
I dunno, looks pretty, gives 5 points. even tough any context is missing
but seriously:
salt and sugar look the same. just someone with a split personality
B KOH
I would say this is the base for the compound substance
Answer:
C
Explanation: thats what i got
If you are referring to to the molecule, CO, it contains two atoms , C1+O1
The letter only has reflection symmetry, if you rotated it it would look the same.