If 405 × 10²³ molecules of a Substance Have a Mass

question 26

Multiple Choice

If 4.05 × 10²³ molecules of a substance have a mass of 86.2 g, what is the molar mass of the substance?

• A)128 g/mol
• B)3.49 × 10²⁵ g/mol
• C)2.13 × 10²² g/mol
• D)4.70 × 10²¹ g/mol
• E)58.0 g/mol

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Definitions:

One-way ANOVA

A statistical test that evaluates the differences between the means of three or more independent groups on a single factor.

High Incomes

Earnings that are substantially above the average or median level compared to a specific reference group or geographic area.

Alternative Hypothesis

The hypothesis that proposes a significant difference, relationship, or effect, against the null hypothesis.

One-way ANOVA

A statistical test that analyzes the differences among three or more groups' means based on one independent variable.