Answer:
D)3
Explanation:
The trigonal planar atoms are: N and two Carbons (of COOH)
Answer is B.
Explanation:
A physical change is one in which there is no change in chemical composition of a substance. while a process in which there is change in chemical composition it is called a chemical change.
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So we end up with a total of four oxygen atoms for this calcium acetate unit and guys that truly it for this one.