These cyclic hydrocarbons with alternating double and single carbon carbon bonds are called Annulenes. Benzene is the 6 membered annulene, and is called annulene.
Answer:
This isotope has 59 electrons giving it a charge of -2.
Explanation:
To find this we have to understand isotope relates to the mass of the nucleus. This isotope has 59 electrons to counter the protons and give it a negative charge.
Answer:
It can be true but I think that more than 2 persons can study together
Explanation:
Answer:
12.5
Explanation:
After three half-lives, one eighth (1/2 x 1/2 x 1/2) of the uranium-238 will remain. One-eighth equals 12.5%