The Reaction: CH₄ + 2O₂ $\rarr$ CO₂ + 2H₂O + 890

question 6

Multiple Choice

The reaction: CH₄ + 2O₂ $\rarr$ CO₂ + 2H₂O + 890.4 kJ,is

• A)endothermic.
• B)exothermic.
• C)isothermic.
• D)protothermic.

---

Definitions:

Confidence Interval

A range of values, derived from the sample data, within which the true population parameter is expected to lie, at a given probability.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, often related to the number of independent observations in a data set minus any constraints.

F Statistic

A ratio derived from the analysis of variance (ANOVA) that compares the variance between group means to the variance within groups.

Automobile Factory

A facility specialized in the manufacturing and assembly of motor vehicles and related components.