Calculate the Entropy Change of the Lead That Occurs When

question 20

Multiple Choice

Calculate the entropy change of the lead that occurs when 2.00 kg of lead at 40.0°C are placed in a very large quantity of water at 10.0°C. The specific heat of lead is 0.031 cal/(g∙K) .

• A)-12.6 J/K
• B)86.0 J/K
• C)-26.1 J/K
• D)-86.0 J/K
• E)-6.24 J/K

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Definitions:

Hypothesis

An assumption made before any research has been conducted for the purpose of testing.

Critical Value

A point on a statistical distribution that represents a threshold at which the null hypothesis is either rejected or not rejected.

Hypothesis Test

A statistical method that uses sample data to evaluate a hypothesis about the properties of a population.

Commuted

Refers to the action of commuting, which is traveling from one's home to work or school, or it can refer to changing a legal penalty to a less severe one.