A Reaction Is First Order

question 5

Multiple Choice

A reaction is first order.If its initial rate is 0.0200 M/s and 25.0 days later its rate is 6.25 × 10^-4 M/s,then its half-life is ________.

• A)12.5 days
• B)5.0 days
• C)25.0 days
• D)50.0 days
• E)2.5 days

Grasp the principles behind the requirement of writing for certain contracts and the exceptions to this requirement.

Appreciate the role of contract law in enforcing commercial agreements and facilitating commercial transactions.

Understand how courts determine the inclusion of exaggerated claims in contract agreements.

Recognize the practical importance of putting agreements in writing for business operations.

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Definitions:

Fixed-Ratio Schedule

A reinforcement strategy in behaviorism where a response is reinforced only after a specified number of responses.

Reinforcement

In behavioral psychology, a process by which a behavior becomes more likely to occur because it is followed by a reward or the removal of an unpleasant stimulus.

Spontaneous Recovery

The reappearance of a previously extinguished response after a period without exposure to the conditioned stimulus.

Conditioned Stimulus

An initially neutral trigger that, after being paired with an unconditioned stimulus, in time invokes a conditioned response.