I believe the answer is B) :)
There 3 elements wich is
C =4
H=8
O=4
So the total atoms are 16
It's describe as Ethylene
Answer:
Physical
Explanation:
The change of density alone is a physical change, but there might be some chemical change that results in physical change. For example: Burning a piece of paper will definitely change the density of the paper as some of its content is being changed into smoke which is a gas. So there will be a change in volume which in turn leads to change in density. Therefore, the change of density alone is a physical change, but the change might occur due to another chemical change.
#Please mark my answer as brainliest#
Answer: A. A bond in which molecules share electrons
