Multiple Choice
A sample of an oxide of antimony (Sb) contained 48.5 g of antimony combined with 15.9 g of oxygen.What is the simplest formula for the oxide?
A) SbO2
B) SbO
C) Sb2O3
D) Sb3O
E) Sb2O5
Correct Answer:
Verified
Correct Answer:
Verified
Q68: A 4.94-g sample of an oxide of
Q69: Calculate the number of moles of bromine
Q70: A given hydrocarbon is burned in the
Q71: The empirical formula of butadiene is C<sub>2</sub>H<sub>3</sub>.An
Q72: One step in the isolation of pure
Q74: How many moles of hexachlorobenzene,C<sub>6</sub>Cl<sub>6</sub>,are in 5.44
Q75: Calculate the number of moles of O<sub>2</sub>
Q76: The analysis of an organic compound showed
Q77: 2KHCO<sub>3</sub>(s)→ K<sub>2</sub>CO<sub>3</sub>(s)+ CO<sub>2</sub>(g)+ H<sub>2</sub>O(l)<br>How many moles of
Q78: A compound containing only carbon,hydrogen,and oxygen is