Which of the Following Statements Is True

question 3

Multiple Choice

Which of the following statements is true?

• A)There is a "heat tax" for every energy transaction.
• B)A spontaneous reaction is always a fast reaction.
• C)The entropy of a system always decreases for a spontaneous process.
• D)Perpetual motion machines are a possibility in the near future.
• E)None of the above are true.

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Definitions:

Economies of Scale

Cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Demand Curves

Visual diagrams that illustrate the connection between a product's price and the amount consumers are willing to buy.

MC = MR

An economic principle that firms reach the optimal level of production when marginal cost equals marginal revenue.

Downward-Sloping

Describes a curve or line on a graph that shows a decrease in a variable (e.g., price) leading to an increase in another variable (e.g., quantity demanded), typically observed in demand curves.