I think the correct answer from the choices listed above is option A. The three components of air are all <span>classified as pure substances since they are not chemically bonded so they can be separated by certain processes and be present as a pure substance. Hope this answers the question.</span>
The answer to this question would be S2o6 which is C.
In the U.S.A, it is the Mississippi River Basin. But then there is the Gulf of Mexico.
Answer:
Any element with 7 electrons in the outermost shell will have similar properties. Thus other elements in the same column of the periodic table as chlorine will have similar properties. Elements in this column form what is called the Halogen series, which is composed of fluorine, chlorine, bromine, iodine, and astatine
Explanation:
Atomic number = 1
Mass number = 1
Proton = 1
Neutron = mass number - atomic number
= 1 - 1
= 0
