Answer:
a
Explanation:
Remember, a biotic factors are those that are living (having life in them), while the abiotic factors are not living organisms.
Oxygen is in the category of biotic and it interacts with the atmosphere (space) which is abiotic.
The answer is true for this question
Answer:
The compound boron trifluoride, BF3, does not have non-bonding valence electrons and The following diagram shows four possible orientations of the O-H bonds. but the other configurations would give two different CH2Cl2 compounds. structure consisting of a simple chain of four carbon atoms, CH3CH2CH2CH3.
Explanation:
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