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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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zzz1090 zzz1090
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12 years ago
What should be the coefficient in front of CO2 in the equation below?
C8H10O3 + O2 ? CO2 + H2O

a) 8
b) 11
c) 22
d) 13
e) 3

****FIRST, PLEASE BALANCE THIS EQUATION****
MY ANSWER IS "a". WHAT IS UR ANSWER?
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wrote...
#1
12 years ago
a) 8

you're right Slight Smile
wrote...
#2
12 years ago
Balanced: C8H10O3 + 9 O2 = 8 CO2 + 5 H2O
wrote...
#3
12 years ago
C8H10O3 + 9O2 ? 8CO2 + 5H2O

C=8, H=10, 0=21, eqn balanced.

coefficient before CO2 is 8.
wrote...
#4
11 years ago
how many moles of owygen gas are needed to react with 1.64 moles of aluminum
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