Prentice Hall Chemistry Chapter 3: Scientific Measurement Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Convert 781 centigrams to grams.

Question 2 2. What is the metric unit for volume?

Question 3 3. Simge's guinea pig weighs exactly 560. grams. Which of the following most accurately expresses the weight of Simge's guinea pig in scientific notation?

Question 4 4. How much does a 1-kg object weigh on Earth?

Question 5 5. Compared to Earth, about how much gravity is there on the moon?

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Question 6 6. Absolute zero is:

Question 7 7. Which is the smallest?

Question 8 8. How many meters are in a kilometer?

Question 9 9. Use dimensional analysis to convert 4 days into seconds.

Question 10 10. Which Celsius temperature is equal to 310 K?

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Question 11 11. Your scale incorrectly measures the weight of your chemical by 5 grams each time. Which of the following statements is true about your data?

Question 12 12. Which Kelvin temperature is equal to 25 degrees Celsius?

Question 13 13. How many significant figures are in 54,050?

Question 14 14. What is the standard unit of weight in physics?

Question 15 15. Which object will have the most mass?

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Question 16 16. Convert 0.008 kilometers to millimeters.

Question 17 17. If you are driving at a speed of 55.0 miles per hour, then what is your speed in meters per second? (Hint: 1 mile = 1,600 meters.)

Question 18 18. One mole of aluminum atoms has a mass of 27 grams. How many grams are in 9.0 moles of aluminum?

Question 19 19. Which best describes weight?

Question 20 20. What is the metric unit for weight?

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Question 21 21. What do meters measure?

Question 22 22. Ideally, you want your data to be _____.

Question 23 23. How do you convert from liters to milliliters?

Question 24 24. Drift is which kind of error?

Question 25 25. As water heats up from 280 K to 310 K, the average kinetic energy of its molecules will:

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Question 26 26. If you add 50.0 mL of water to a beaker containing 22 mL of water, then how much water do you have in the beaker?

Question 27 27.

The area of a rectangle can be found by multiplying its length by its width. What is the area of a rectangle that is 5.6 cm in length and 9.24 cm wide?

Report your answer with the correct number of significant figures.

Question 28 28. How many seconds are in a kilosecond?

Question 29 29. The density of mercury is 13.6 g/mL. What is its density in lbs/L? (Hint: 1 lb = 0.454 kg)

Question 30 30. Which of the following statements is true about random error?

Prentice Hall Chemistry Chapter 3: Scientific Measurement Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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