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Ch.2 Chemistry and Measurements
Timberlake - Chemistry: An Introduction to General, Organic, and Biological Chemistry 13th Edition
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353Not the one you use?Change textbook
All textbooksTimberlake 13th EditionCh.2 Chemistry and MeasurementsProblem 88a
Chapter 2, Problem 88a

A shipping box has a length of 7.00 in., a width of 6.00 in., and a height of 4.00 in.
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a. What is the length of the box, in centimeters?

Verified step by step guidance
1
Step 1: Understand the problem. The goal is to convert the length of the box from inches to centimeters. The given length of the box is 7.00 inches.
Step 2: Recall the conversion factor between inches and centimeters. 1 inch is equal to 2.54 centimeters.
Step 3: Set up the conversion equation. Multiply the length in inches by the conversion factor: \( \text{Length in cm} = \text{Length in inches} \times 2.54 \).
Step 4: Substitute the given length of the box (7.00 inches) into the equation: \( \text{Length in cm} = 7.00 \times 2.54 \).
Step 5: Perform the multiplication to find the length in centimeters. This will give the final result in cm.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Unit Conversion

Unit conversion is the process of converting a measurement from one unit to another. In this case, converting inches to centimeters is necessary, as the question asks for the length of the box in centimeters. The conversion factor is that 1 inch is equal to 2.54 centimeters, which is essential for accurate measurement.
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Volume and Dimensions of a Box

Understanding the dimensions of a box is crucial for calculating its volume or surface area. The dimensions provided (length, width, height) are typically used to determine how much space the box occupies. In this question, only the length is needed, but knowing how to interpret these dimensions is fundamental in geometry.
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Measurement Accuracy

Measurement accuracy refers to how close a measured value is to the actual value. In practical applications, such as shipping, accurate measurements are vital to ensure that items fit properly in boxes. This concept is important when converting measurements, as rounding errors can lead to significant discrepancies in the final result.
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Related Practice
Textbook Question

State the temperature on the Celsius thermometer to the correct number of significant figures:

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Textbook Question

Measure the length of each of the objects in diagrams (a), (b), and (c) using the metric ruler in the figure. Indicate the number of significant figures for each and the estimated digit for each.

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Textbook Question

The gray cube has a density of 4.5 g/cm3. Is the density of the green cube the same, lower than, or higher than that of the gray cube?

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Textbook Question

The length of this rug is 38.4 in. and the width is 24.2 in.

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d. Calculate the area of the rug, in square centimeters, to the correct number of significant figures. (Area = Length x Width)

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Textbook Question

Consider the following solids. The solids A, B, and C represent aluminum (D = 2.70g/mL), and silver (D = 10.5 g/mL). If each has a mass of 10.0 g, what is the identity of each solid?

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Textbook Question

A shipping box has a length of 7.00 in., a width of 6.00 in., and a height of 4.00 in.

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b. What is the width of the box, in centimeters?

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