Which of the following compounds has the highest mass percent of "O"?
A) MnO
B) MnO2
C) Mn2O3
D) Mn3O2
E) none of the above
Answer: B
Which of the following compounds has the highest mass percent of "O"?
A) MnO
B) MnO2
C) Mn2O3
D) Mn3O2
E) none of the above