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MEGA Chemistry: Scientific Research & 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. Successful analysis of your data will be influenced by which factor(s)?

Question 2 2. What is the most important part to working in a chemistry lab?

Question 3 3. What is kinetic energy?

Question 4 4. The sub-fields of quantum mechanics, thermodynamics, and kinetics fall under which branch of chemistry?

Question 5 5. Which rule helps you identify the biological ideas that you'll need to reference in order to solve the problem?

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Question 6 6.

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 7 7. Which concepts would you NOT have needed to remember for the problem with the dialysis bags?

Question 8 8. How many significant figures are in 54,050?

Question 9 9. You are conducting a political survey in a neighborhood and decide that after randomly selecting a start point, you will sample every 15th house on the street. What type of sampling will you be using for this survey?

Question 10 10. Which of the following is NOT one of the six key steps of the scientific method?

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Question 11 11. If you are measuring daily plant growth, which might be an appropriate tool to use to collect those measurements?

Question 12 12. In the chemistry lab, what does it mean to be accurate?

Question 13 13. Which best describes the field of chemistry?

Question 14 14. 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 15 15. Why is chemistry known as the central science?

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Question 16 16. If you need to dispense a precise amount of volume, which instrument would you use?

Question 17 17. When measuring temperature, why should you keep your thermometer suspended in the system?

Question 18 18. What is temperature a measurement of?

Question 19 19. Which step of the scientific process requires feedback from the scientific community?

Question 20 20. Looking at the graph below, which of the following statements is NOT true?

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Question 21 21. What are the best units for measuring temperature in a physical science lab?

Question 22 22. If you are measuring the volume of a liquid, which tool should you use?

Question 23 23. Which best describes a population?

Question 24 24. Which rule allows you to get oriented to the information in the problem?

Question 25 25. What is the purpose of processing a substance with a mortar and pestle?

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Question 26 26. When heating a solution, a _____ is the best option for highly flammable substances while a _____ is best when heating to extremely high temperatures.

Question 27 27. Which of the following should you do in order to be safe in the chemistry lab?

Question 28 28. Why should you wait for temperature to stabilize before taking a reading?

Question 29 29. What are the two key points of simple random sampling?

Question 30 30. Which rule describes how you come to understand what a chart means and how to use it effectively?

MEGA Chemistry: Scientific Research & 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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