Solve. -The Distance D That a Spring Is Stretched by a a Hanging

question 126

Multiple Choice

Solve.
-The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 12-kg object stretches a spring 57 cm, find the distance when the weight is 9-kg. Round to the nearest
Hundredths when necessary.

• A) 78 cm
• B) 1.89 cm
• C) 4.75 cm
• D) 42.75 cm

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Definitions:

Gas Chromatography / Mass Spectrometry

A laboratory method combining gas chromatography and mass spectrometry to identify different substances within a test sample.

Molecular Structure

The spatial arrangement of atoms in a molecule and the chemical bonds that hold the atoms together.

Polar

Referring to a molecule with positive and negative charged ends, resulting from an uneven distribution of electron density.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, often used recreationally for its euphoric effects and medically as a local anesthetic.