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13. potassium oxide + calcium bromide → calcium oxide + potassium bromide K₂O + CaBr₂ → CaO + KBr 14. methane, CH4, burns in oxygen to produce carbon monoxide and water CH4 + O₂ → CO₂ + H₂O 15. ethane undergoes complete combustion C2H4 + O2 → CO₂ + H₂O chved

13. potassium oxide + calcium bromide → calcium oxide + potassium bromide K₂O + CaBr₂ → CaO + KBr 14. methane, CH4, burns in oxygen to produce carbon monoxide and water CH4 + O₂ → CO₂ + H₂O 15. ethane undergoes complete combustion C2H4 + O2 → CO₂ + H₂O chved

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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please balance equations 13-15

13. potassium oxide + calcium bromide → calcium oxide + potassium bromide K₂O + CaBr2 → CaO + KBr 14. methane, CH4, burns in oxygen to produce carbon monoxide and water O₂ → H₂O CH4 + 15. ethane undergoes complete combustion C2H4 + O₂ → CO₂ + CO₂ + H₂O BONUS: Which of the above reactions are redox reactions (oxidation and reduction reactions)?
Transcribed Image Text:13. potassium oxide + calcium bromide → calcium oxide + potassium bromide K₂O + CaBr2 → CaO + KBr 14. methane, CH4, burns in oxygen to produce carbon monoxide and water O₂ → H₂O CH4 + 15. ethane undergoes complete combustion C2H4 + O₂ → CO₂ + CO₂ + H₂O BONUS: Which of the above reactions are redox reactions (oxidation and reduction reactions)?
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In order to balance any chemical equation,  it is very important to make equal number of atoms in reactant and product sides. 

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