2. A circle has a radius of 0.58 yd. What is the area in cm2 ? 3. What is the volume of a sphere, in m, if the radius is 0.25 ft? Mass and Density 4. You are an athlete weighing 78 kg. If you are required to lose 9 kg, what would your final weight be in pounds? 5. If a balloon has a mass of 0.2 kg and a radius of 20 cm, what is the density of this balloon? Assume the balloon is a perfect sphere. Time and Temperature
2. A circle has a radius of 0.58 yd. What is the area in cm2 ? 3. What is the volume of a sphere, in m, if the radius is 0.25 ft? Mass and Density 4. You are an athlete weighing 78 kg. If you are required to lose 9 kg, what would your final weight be in pounds? 5. If a balloon has a mass of 0.2 kg and a radius of 20 cm, what is the density of this balloon? Assume the balloon is a perfect sphere. Time and Temperature
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Solve 4 and 5
Transcribed Image Text:Solve the following problems:
Length, Area, and Volume
1. Try to convert 51,210 inches to kilometer.
2. A circle has a radius of 0.58 yd. What is the area in cm2?
3. What is the volume of a sphere, in m³, if the radius is 0.25 ft?
Mass and Density
4. You are an athlete weighing 78 kg. If you are required to lose 9 kg, what would your final weight be in pounds?
5. If a balloon has a mass of 0.2 kg and a radius of 20 cm, what is the density of this balloon? Assume the balloon is a perfect
sphere.
Time and Temperature
6. How many minutes are there in a year?
7. At what temperature is when Fahrenheit and Celsius become numerically equal?
Show your complete solution and express your final answer in two (2) decimal places with appropriate unit.
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