In the Reaction CH₂O(g) + O₂(g) → 2HCOOH(g), Which Species

question 54

Multiple Choice

In the reaction CH₂O(g) + O₂(g) → 2HCOOH(g) , which species is oxidized?

• A) CH₂O(g)
• B) O₂(g)
• C) HCOOH(g)
• D) H₂O(g)

---

Definitions:

Standardised Score

A score that has been transformed to fit a specific average and standard deviation, allowing comparison across different tests or populations.

Variability

The degree to which data points in a set differ from each other and from their average; a measure of dispersion or spread in statistical data.

Standard Deviation

A statistical measure of the dispersion or variation in a set of values, indicating how much individual values deviate from the mean of the set.

Distribution of Scores

The spread of values within a set of data, often analyzed in psychological research to understand variability within a sample.