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What happens when a candle burns?

a) oxygen is used up
b) nitrogen is used up
c) hydrogen is produced
d) carbon dioxide is consumed​

1 Answer

3 votes

Answer:

oxygen is used up is the answer

Step-by-step explanation:

These vaporized molecules are drawn up into the flame, where they react with oxygen from the air to create heat, light, water vapor (H2O) and carbon dioxide (CO2).

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User Steffen Moritz
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