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Q10. A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour? (a) 1.34 mi/hr (b) 0.0022 mi/hr (c) 8.09 mi/hr (d) 8.087 mi/hr

Q10. A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour? (a) 1.34 mi/hr (b) 0.0022 mi/hr (c) 8.09 mi/hr (d) 8.087 mi/hr

Chemistry
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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astering Chemistry™ provides end-of-chapter exercises, feedback- iched tutorial problems, animations, and interactive activities to encourage blem solving practice and deeper understanding of key concepts and topics. con indicates that this feature and interactive in the eText. Q10. A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour? (a) 1.34 mi/hr (b) 0.0022 mi/hr (c) 8.09 mi/hr (d) 8.087 mi/hr Q11. An automobile travels 97.2 km on 7.88 L of gasoline. What is the gas mileage for the automobile in miles per gallon? (a) 2.02 mi/gal (c) 0.034 mi/gal (b) 7.67 mi/gal (d) 29.0 mi/gal Q12. Convert 876.9 in.³ to m³. (a) 0.01437 m³ (b) 22.27 m³ (c) 5.351 x 107 m³ (d) 0.014 m³ Q13. Convert 27 m/s to km/hr. (a) 97 km/hr (b) 7.5 km/hr (c) 1.6 km/hr (d) 0.027 km/hr Q14. A cube measures 2.5 cm on each edge and has a mass of 66.9 g. Calculate the density of the material that com- poses the cube. (The volume of a cube is equal to the edge length cubed.) (a) 10.7 g/cm³ (b) 4.3 g/cm³ (d) 26.7 g/cm³ (c) 0.234 g/cm³ Q15. What is the mass of 225 mL of a liquid that has a densit (ml? 1989 (d) 0.256 g
Transcribed Image Text:astering Chemistry™ provides end-of-chapter exercises, feedback- iched tutorial problems, animations, and interactive activities to encourage blem solving practice and deeper understanding of key concepts and topics. con indicates that this feature and interactive in the eText. Q10. A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour? (a) 1.34 mi/hr (b) 0.0022 mi/hr (c) 8.09 mi/hr (d) 8.087 mi/hr Q11. An automobile travels 97.2 km on 7.88 L of gasoline. What is the gas mileage for the automobile in miles per gallon? (a) 2.02 mi/gal (c) 0.034 mi/gal (b) 7.67 mi/gal (d) 29.0 mi/gal Q12. Convert 876.9 in.³ to m³. (a) 0.01437 m³ (b) 22.27 m³ (c) 5.351 x 107 m³ (d) 0.014 m³ Q13. Convert 27 m/s to km/hr. (a) 97 km/hr (b) 7.5 km/hr (c) 1.6 km/hr (d) 0.027 km/hr Q14. A cube measures 2.5 cm on each edge and has a mass of 66.9 g. Calculate the density of the material that com- poses the cube. (The volume of a cube is equal to the edge length cubed.) (a) 10.7 g/cm³ (b) 4.3 g/cm³ (d) 26.7 g/cm³ (c) 0.234 g/cm³ Q15. What is the mass of 225 mL of a liquid that has a densit (ml? 1989 (d) 0.256 g
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