Multiple Choice
What single coefficient is needed on the water formula to balance the following chemical equation?
C2H5OH + 3O2 2CO2 + H2O
A) 2
B) 3
C) 4
D) 5
E) 6
Correct Answer:

Verified
Correct Answer:
Verified
Q59: The correct formula for the carbonate ion
Q60: Vitellium phosphate has the formula, Vi<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>, while
Q61: How many protons, neutrons, and electrons are
Q62: Hydrocarbons are organic compounds which have general
Q63: What is the charge on all the
Q65: Which compound is correctly classified as a
Q66: The number of atoms in one formula
Q67: All of the following are alkali metals
Q68: The correct formula for tin(II)nitrate is<br>A)Sn(NO<sub>2</sub>)<sub>2</sub>.<br>B)Sn(NO<sub>3</sub>)<sub>2</sub>.<br>C)Sn(NO<sub>3</sub>)<sub>3</sub>.<br>D)Sn(NO<sub>3</sub>)<sub>4</sub>.<br>E)Sn<sub>2</sub>NO<sub>3</sub>.
Q69: What is the name of the compound,