Talc Is a Mineral That Has Low Conductivity for Heat

question 16

Multiple Choice

Talc is a mineral that has low conductivity for heat and electricity and that is not attacked by acid. It is used as talcum powder and face powder. A sample of talc weighs 35.97 g in air and 13.65 g in mineral oil (d = 1.75 g/cm³) . What is the density of talc?

• A)4.61 g/cm ³
• B)2.82 g/cm ³
• C)2.63 g/cm ³
• D)2.44 g/cm ³
• E)1.61 g/cm ³

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Definitions:

Actual Dimensions

The measured size or extent of an object, as opposed to its designed or expected dimensions.

Process Control

The use of information technology to control a physical process.

Natural Causes

Factors or events occurring in nature that can lead to changes or impacts in the environment or human activities without human intervention.

Process Average

The mean value of a series of process measurements, indicating the central tendency of process performance.