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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