What is the molecular formula for octane?
A) C4H10
B) C5H10
C) C6H14
D) C14H28
E) C8H18
Correct Answer:
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Q187: What is the molecular formula for 1-hexanol?
A)C6H13O
B)C6H14O
C)C6H15O
D)C7H14O
E)C7H15O
Q189: The mass number of an atom of
Q191: What is the molecular formula for propane?
A)C2H8
B)C3H6
C)C3H8
D)C4H8
E)C4H10
Q191: 200 pm is the same as _
Q194: What is the formula for perchloric acid?
A)HClO
B)HClO3
C)HClO4
D)HClO2
E)HCl
Q194: In the symbol below, X = _.
Q195: An atom of 118Xe contains _ neutrons.
A)54
B)172
C)64
D)110
E)118
Q195: In the symbol below, x = _.
Q198: 87 pm is the same as _
Q200: What is the molecular formula for heptane?
A)C6H12
B)C6H14
C)C7H14
D)C7H16
E)C7H18
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