How Many Hydrogen Atoms Are There in 2

question 7

Multiple Choice

How many hydrogen atoms are there in 2.0 moles of CH₄?

• A)8.0
• B)2.0
• C)1.2 x 10²⁴
• D)1.3 x 10^-23
• E)4.8 x 10²⁴

---

Definitions:

Marginal Means

The means of subsets of data, taking into account the influence of one or more other variables.

Main Effect

The direct impact of an independent variable on a dependent variable in an experiment or study.

Significant

Indicating that the observed findings in data are unlikely to have occurred by chance, according to a predetermined threshold.

Marginal Mean

The mean value of a variable in a dataset, considering all levels of other variables in a multi-way table or factorial design.