Pentane ( C 5 H 12 )reacts with oxygen ( O 2 )to form carbon dioxide ( CO 2 )and water ( H 2 O)according to the following reaction.Answer the following question(s)about this reaction. C 5 H 12 + ?O 2 → ?CO 2 + ?H 2 O
-What is the coefficient for water in the balanced equation?
A)2
B)4
C)5
D)6
E)8

Question

Pentane (  C 5 H 12 )reacts with oxygen ( O 2 )to form carbon dioxide ( CO 2 )and water ( H 2 O)according to the following reaction.Answer the following question(s)about this reaction. C 5 H 12 + ?O 2 → ?CO 2 + ?H 2 O
-What is the coefficient for water in the balanced equation?
A)2
B)4
C)5
D)6
E)8

Quizplus · Accepted Answer

The balanced equation for the combustion of pentane (C5H12) is C5H12 + 8O2 → 5CO2 + 6H2O. Therefore, the coefficient for water is 6.

Pentane ( C5H12 )Reacts with Oxygen ( O2 )To

Pentane ( C₅H₁₂ )Reacts with Oxygen ( O₂ )To