Its arbitrary. It was developed on the greek phoenetic system and never reallybwas explained.
Answer:
Option B. 6 atoms of carbon
Explanation:
In <u><em>any chemical reaction</em></u>, atoms from reactant side and product side must be the same.
This is photosynthesis reaction:
6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
In the electrolytic cell, depending on the polarity of the battery, either a more vigorous reaction (though the same as the voltaic cell) would occur, or the reverse would.
Explanation:
the proper format for scientific notation the following conditions must be true
The focal length, like you said it's the distance between the FOCAL point and the mirror.
Hope this helps.... :)