For a Chemical Reaction to Be Non-Spontaneous at Any Temperature

question 39

Multiple Choice

For a chemical reaction to be non-spontaneous at any temperature, which of the following conditions must be met?

• A) .  S° > 0,  H° > 0
• B) .  S° > 0,  H° < 0
• C) .  S° < 0,  H° < 0
• D) .  S° < 0,  H° > 0
• E) All reactions are spontaneous at some temperature.

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Definitions:

Population Mean

Population mean is the average value of all elements in a complete set or population.

Point Estimator

A single value or statistic calculated from sample data that is used to estimate a population parameter.

Binomial Populations

Populations wherein each member must fall into one of two categories, which are mutually exclusive.

Standard Error

Measures the variability or dispersion of sample means around the population mean, giving an indication of how accurately the sample represents the population.