Substitute to Find the Value of the Expression $w$ Is Given by the Formula

question 23

Multiple Choice

Substitute to find the value of the expression.
-The area of a rectangle of length land width $w$ is given by the formula $A = l N$ . Ann's backyard is rectangular with a length of $34.5$ yards and a width of $13.0$ yards. Find the area of Ann's backyard.

• A) \(448.50 \mathrm { yd }\)
• B) \(448.50 \mathrm { yd } ^ { 2 }\)
• C) \(47.5 \mathrm { yd } ^ { 2 }\)
• D) \(47.5 \mathrm { yd }\)

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Definitions:

Rate-Limiting

Describes the slowest step in a chemical reaction pathway or process, which determines the overall reaction rate.

Exothermic

A chemical reaction that releases energy by light or heat.

Rate Equation

An expression that describes how the rate of a chemical reaction depends on the concentration of the reactants.

Reaction Rate

The speed at which reactants are converted into products in a chemical reaction, typically measured in moles per liter per second.