A Sample of Pure Carbon Weighing 1

question 82

Multiple Choice

A sample of pure carbon weighing 1.48 g was burned in an excess of air. The mass of carbon dioxide, the sole product, was 5.42 g. In a second experiment, 11.62 g of carbon dioxide was obtained. What mass of carbon was burned in the second experiment?

• A) 42.6 g
• B) 3.17 g
• C) 3.54 g
• D) 0.866 g
• E) 11.6 g

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Definitions:

Resistance Stage

The second phase of the stress response, where the body tries to adapt to the stressor.

Approach-avoidance Conflict

A psychological situation where an individual is simultaneously attracted to and repelled by the same goal or object, often leading to stress and indecision.

Avoidance-avoidance

A psychological conflict that arises when an individual must choose between two unattractive options or outcomes.

Multiple Approach-avoidance

A conflict involving a choice between two or more options, each having both desirable and undesirable aspects leading to vacillation between them.