Conner Ross
03/18/2023 · Elementary School
13. Mostly pure carbon (coal) will burn in sufficient oxygen to produce carbon dioxide. In an experiment 8.40 g of reacts with oxygen and 30.80 g of carbon dioxide is produced. a. Write a balanced chemical equation. b. What mass of oxygen reacted with the 8.40 grams of C ? c. Calculate the percentage composition of the carbon dioxide.
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a. Balanced equation: \( C + O_2 \rightarrow CO_2 \)
b. Mass of oxygen reacted: \( \approx 22.37 \, \text{g} \)
c. Percentage composition of CO₂:
- Carbon: \( \approx 27.27\% \)
- Oxygen: \( \approx 72.73\% \)
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