For a Reaction a A → Products, [A]₀ = 4

question 112

Multiple Choice

For a reaction a A → products, [A]₀ = 4.0 M, and the first three successive half-lives are 48, 96, and 192 min.
-Calculate k (without units) .

• A) 5.2 × 10^-3
• B) 1.4 × 10^-2
• C) 2.6 × 10^-3
• D) 4.1 × 10^-3
• E) none of these

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Definitions:

Abstract Thought

The ability to think about objects, principles, and ideas that are not physically present, a key component of higher-level cognition.

Conservation

In cognitive development, the understanding that properties such as volume, mass, and number remain the same despite changes in the forms or appearances of objects.

Quantity

A property that exists as magnitude or multitude, referring to the amount or number of a material or immaterial thing.

Schemas

Cognitive frameworks or concepts that help individuals organize and interpret information from the world around them.