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21.A waterway contains 10.3 milligrams of an impurity per gallon of water. How many micrograms of impurity are present per liter of water?

21.A waterway contains 10.3 milligrams of an impurity per gallon of water. How many micrograms of impurity are present per liter of water?

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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Question 21
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1 gallon = 3.79 Litres

1 mg=1000 μg

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12. A large soft drink has a volume of 0.950 L. What is this volume in cm³? 13. A stream flows at a rate of 10.4 liters per hour. Convert this rate to cubic meters per day. 14. A waterway contains 10.3 milligrams of an impurity per gallon of water. How many micrograms of impurity are present per liter of water? Density 15. A student working in the laboratory needs 500 g of a liquid chemical whose density is 1.41 g/cm³. What volume of this liquid should he measure? 16. What is the mass of a 5.31-mL sample of a liquid with a density of 2.10 g/mL? Temperature 17. The average human body temperature is 98.6 °F. Convert this temperature to degrees Celsius, and to Kelvin. 18. In July, the average high temperature in New York City is 25 °C. Convert this temperature to degrees Fahrenheit, and to Kelvin. Challenge 19. Upon graduating with a good GPA and work experience, you are pleased to receive two job offers. offers a salary of $42,000/year. Company B offers an hourly pay of $25.00/hour. Assuming that you the factor-label method to find your annual income at
Transcribed Image Text:12. A large soft drink has a volume of 0.950 L. What is this volume in cm³? 13. A stream flows at a rate of 10.4 liters per hour. Convert this rate to cubic meters per day. 14. A waterway contains 10.3 milligrams of an impurity per gallon of water. How many micrograms of impurity are present per liter of water? Density 15. A student working in the laboratory needs 500 g of a liquid chemical whose density is 1.41 g/cm³. What volume of this liquid should he measure? 16. What is the mass of a 5.31-mL sample of a liquid with a density of 2.10 g/mL? Temperature 17. The average human body temperature is 98.6 °F. Convert this temperature to degrees Celsius, and to Kelvin. 18. In July, the average high temperature in New York City is 25 °C. Convert this temperature to degrees Fahrenheit, and to Kelvin. Challenge 19. Upon graduating with a good GPA and work experience, you are pleased to receive two job offers. offers a salary of $42,000/year. Company B offers an hourly pay of $25.00/hour. Assuming that you the factor-label method to find your annual income at
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