What percentage of the earth is water?
2 answers:
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18. the blank should be ""
19. the question seems to be answered.
20.
Answer:
Look at the picture.
Explanation:
For planar anion point group is D3h. For trigonal piramidal point group is C3v.
On picture 2 and 3 are the tables for each point group. Irreducible representations its the horizontal rows in tables. Where you see x, y and z it's translation of p-orbitals. Where you see R - it's rotations.
