Correct answer: B. Paleozoic. I took the test and it was right.
A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. The 2-HEPTANONE molecule contains a total of 21 bond(s) There are 7 non-H bond(s), 1 multiple bond(s), 4 rotatable bond(s), 1 double bond(s) and 1 ketone(s) (aliphatic).
Answer:
E. a small yellow ball that represents the Sun
Explanation:
key word on the question, 'physical'
The correct answer is:
TRIGONAL PYRAMIDAL
When a solid turns into a liquid
Example: Ice cube melts into water
