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15) Which of the these is a balanced chemical equation? A) CO(g) + O2(g) → CO2(g) B) CO(g) + 2O2(g) → 2CO2(g) C) 2CO(g) + O2(g) → 2CO2(g) D) 2CO(g) + 2O2(g) → 2CO2(g)

15) Which of the these is a balanced chemical equation? A) CO(g) + O2(g) → CO2(g) B) CO(g) + 2O2(g) → 2CO2(g) C) 2CO(g) + O2(g) → 2CO2(g) D) 2CO(g) + 2O2(g) → 2CO2(g)
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15) Which of the these is a balanced chemical equation?

A) CO(g) + O2(g) → CO2(g)
B) CO(g) + 2O2(g) → 2CO2(g)
C) 2CO(g) + O2(g) → 2CO2(g)
D) 2CO(g) + 2O2(g) → 2CO2(g)

User Rafa Alonso
by
8.5k points

2 Answers

5 votes

Answer:

c

Step-by-step explanation:

User Christopher Raymond
by
8.1k points
5 votes
The correct answer is C.

On the left:
2 carbon+ 2 oxygen+ 2 oxygen

On the right:
2 carbon+ 4 oxygen (remember to multiply the coefficient and subscript)
User AhmadKarim
by
8.3k points
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