Multiple Choice
A certain element is listed as having an atomic mass of 63.5 amu.It is probably true that this element contains
A) a mixture of isotopes.
B) a mixture of neutrons.
C) a mixture of isomers.
D) a mixture of allotropes.
E) a mixture of ions.
Correct Answer:
Verified
Correct Answer:
Verified
Q116: Sulfuric acid reacts with aqueous sodium hydroxide
Q117: Which metals form cations with varying positive
Q118: A sample of the mineral troegerite,(UO<sub>2</sub>)<sub>3</sub>(AsO<sub>4</sub>)<sub>2</sub> •
Q119: What is the correct name for Ga<sub>2</sub>S<sub>3</sub>?<br>A)indium(III)sulfide<br>B)indium
Q120: The species that is formed when a
Q122: The complete combustion of octane,C<sub>8</sub>H<sub>18</sub>,yields carbon dioxide
Q123: As an ion,sodium has _ electrons?<br>A)24<br>B)14<br>C)11<br>D)29<br>E)10
Q124: The average atomic mass of Eu is
Q125: What is the ratio of oxygen atoms
Q126: What is the name of the compound