The iupac name of the compound will be hex-3-yne or 3-hexyne. By marking number of carbon in the given compound, it was found that triple bond comes at third position and there are total 6 carbon in the compound. So it will have Hex as a prefix and as it contains triple bond so it will have yne as a suffix and as the triple bond is at third position, so it will be hex-3-yne or 3-hexyne.
Protons, the number of protons cannot change or the element will change as well.
I believe the answer is 50.5 molecules
Option B. Humus. Its dark color is due to the high content of carbon.
