Answer:
The correct answer is 7.
Explanation:
Given : 3-ethyl-2-pentene (Alkene)
The longest chain in the molecule is of 5 carbon atom. And on second carbon ethyl group is present.In ethyl group there re 2 carbon atoms. So, the total carbon atom in 3-ethyl-2-pentene are 7 carbon atoms.
Ca - 63.546 g
2N - 28.014 g
2O3 - 96 g
Ca(NO3)2 = 187.56 g
187.56 g x 0.75 mol = 140.67 g
Hope this helps
True
The evidence for evolution is found at all levels of organization in living things and in the extinct species we know about through fossils.
