Question 7 of 25 What is an energy level?
A. The total energy possessed by all the electrons of an atom
B. The energy contained within the nucleus of an atom
C. The energy required to remove an electron from its nucleus
D. The energy possessed by an electron at a set distance from the
nucleus
SUBMIT

d)the energy possessed by an electron at a set distance from the nucleus

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.