A First-Order Reaction Has a Rate Constant of 0

question 74

Multiple Choice

A first-order reaction has a rate constant of 0.33 ^min-1. It takes __________ min for the reactant concentration to decrease from 0.13 M to 0.095 M.

• A)0.085
• B)0.13
• C)0.41
• D)1.2
• E)0.95

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Definitions:

Virgin Materials

Raw materials that have never been processed or used before, often extracted directly from the Earth.

Hazardous Wastes

Hazardous wastes are materials that are dangerous or potentially harmful to people's health or the environment, often requiring special handling and disposal procedures.

Less-Hazardous Substances

Chemicals or materials that pose a lower risk to human health and the environment compared to their more dangerous counterparts.

Plastic

Synthetic or semi-synthetic organic compounds that are malleable and so can be molded into solid objects of diverse shapes, widely used for a variety of applications.