A Certain Mass of Nickel Reacts with Sulphur to Produce

question 57

Multiple Choice

A certain mass of nickel reacts with sulphur to produce 2.83 g of NiS. The same mass of nickel reacts completely with 0.5 g of oxygen to produce 2.33 g of NiO. How many grams of sulfur reacted in the first reaction?

• A) 0.5 g
• B) 1 g
• C) 1.5 g
• D) 10^-1 g
• E) 1.25 g

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Definitions:

Utility

An economic term that represents the satisfaction or pleasure individuals gain from consuming goods or services.

Risk Neutral

A situation or attitude wherein an individual or entity is indifferent to risk when making investment decisions, caring only about the expected outcome.

Income Potential

The maximum earnings possible for a person or entity, considering various factors like skills, market demand, and economic conditions.

Expected Value

The anticipated value of a variable, computed as the sum of all possible values each multiplied by the probability of its occurrence.