The Combustion of Ethylene Proceeds by the Reaction C₂H₄(g)+ 3O₂

question 85

Multiple Choice

The combustion of ethylene proceeds by the reaction C₂H₄(g) + 3O₂ (g) → 2CO₂ (g) + 2H₂O (g)
When the rate of disappearance of O₂ is 0.28 Ms^-1, the rate of appearance of CO₂ is __________ Ms^-1.

• A)0.19
• B)0.093
• C)0.84
• D)0.42
• E)0.56

---

Definitions:

Mode

Mode refers to the most frequently occurring value in a set of data.

Regression Toward the Mean

A statistical phenomenon wherein extreme scores on one occasion tend to be closer to the average on subsequent testing.

Illusory Correlation

A cognitive bias where people falsely perceive an association between two unrelated events or variables.

Random Assignment

A procedure in experimental designs that ensures each participant has an equal chance of being placed into any group, reducing biases.