What Mass of Solid CaO Is Needed to Remove the Sulfur

question 45

Multiple Choice

What mass of solid CaO is needed to remove the sulfur dioxide from 1.0 × 10⁶ m³ of air having an SO₂ concentration of 1.5 × 10^-9 M? Assume that the reaction leading to removal of the sulfur dioxide is CaO(s) + SO₂(g) → CaCO₃(s) .

• A) 56 g
• B) 96 g
• C) 37 g
• D) 84 g
• E) 43 g

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A person's confidence in their ability to perform tasks that lead to certain desired outcomes.

Mastery

The process of acquiring comprehensive knowledge or skill in a subject or activity, often leading to improved performance and a sense of achievement.

Drive-Reduction

A motivational concept suggesting that humans act to alleviate physical or psychological needs, aiming at maintaining homeostasis.

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The state of being safeguarded against or not prone to causing harm, peril, or damage.