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Properties of Matter 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. The charges on beta particles, alpha particles and gamma rays are _____ respectively.

Question 2 2. Which type of reaction is involved with nuclear reactors?

Question 3 3. Which particles are present in the nucleus of an atom?

Question 4 4. Cobalt-57 has a half-life of about 272 days. If a sample has an initial mass of 2.24 grams and undergoes decay until it has a mass of 0.140 grams, then how many half-lives passed?

Question 5 5. A 6.95 gram sample of radioactive nobelium-259 has a half-life of 58 min. How much is left after 2 hours and 54 minutes?

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Question 6 6. Carbon-10 has a half-life of about 19 seconds. How many half-lives does it undergo in 2 minutes and 32 seconds?

Question 7 7. Gas can be turned into a plasma on Earth with the addition of:

Question 8 8. The phase change when a solid goes directly to a gas is called:

Question 9 9. At the melting point and boiling point what happens?

Question 10 10. Which of the following equations is balanced?

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Question 11 11. Conservation of matter means that:

Question 12 12.

Choose the correctly balanced equation for the following reaction:

Sodium + water -> sodium hydroxide + hydrogen gas

Question 13 13. What are the characteristics of a gas?

Question 14 14. What is the most common state of matter in the universe?

Question 15 15. Which state of matter has the highest density?

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Question 16 16. Which type of reaction always requires oxygen to be a reactant?

Question 17 17. Which of the following is a double-replacement reaction?

Question 18 18. Compound X is converted to elements A and B. Compound X has undergone a _____ reaction.

Question 19 19. How is a mole ratio used?

Question 20 20. Which of the following mole ratio is NOT appropriate to the equation 6CO2+ 6H2 O = C6 H12 O6+ 6O2?

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Question 21 21. Select the most suitable definition for stoichiometry.

Question 22 22. What does it mean when the enthalpy change for a reaction is negative?

Question 23 23. Enthalpy change is

Question 24 24. When a bond forms, this is an example of

Question 25 25. Which of the following is a chemical property of the element hydrogen?

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Question 26 26. The ability of iron to react to oxygen is an example of _____

Question 27 27. Pure substances are further divided into elements and compounds. Which one best describes the rust found on a vehicle over time?

Question 28 28. A piece of aluminum foil has a mass of 27 grams. About how many atoms does this contain?

Question 29 29. Based on Avogadro's number, which of the following is NOT true?

Question 30 30. A piece of copper wire contains 5 moles of copper atoms. What is its mass?

Properties of Matter Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "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. You will lose your work if you close or refresh this page. Good luck!

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