Calculate the Number of Moles in a 2

question 71

Multiple Choice

Calculate the number of moles in a 2.98 g sample of aluminum.

• A) 0.0124 moles
• B) 0.110 moles
• C) 80.4 moles
• D) 1.79 × 10²⁴ moles
• E) 1.62 × 10²⁵ moles

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Definitions:

Gas Flux

The rate of flow of gases into or out of a surface area.

Unweathered Lava

Refers to lava that has not been exposed to weathering processes and therefore maintains its original texture and composition.

Well-developed Soil

Soil that has gone through all stages of soil formation, resulting in distinct layers or horizons, and is capable of supporting plant life effectively.

Ash Blanketing

The covering of large areas with volcanic ash following an explosive volcanic eruption.