Solutions: Homework Help 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. What is the freezing point depression of a solution containing 20g of C6H12O6 in 250g of water?

Question 2 2. What is an example of a colligative property?

Question 3 3. Why does a spoonful of sugar dissolve faster than a sugar cube?

Question 4 4. Which of the following is NOT true regarding solubility curves?

Question 5 5. What is molarity?

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Question 6 6. How many grams of CH3 OH is needed to make a 0.244 M solution in 400 mL of water?

Question 7 7. If I used 0.3 L of a stock solution to make 5 L of a 2 M diluted solution, what was the original molarity of the stock solution?

Question 8 8. What is the equation used to determine the mass percent of a solute in a solution?

Question 9 9. What do you need to know about a stock solution in order to calculate a dilution?

Question 10 10. What does the solubility of an ionic compound depend on?

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Question 11 11. What does the m stand for in the freezing-point depression equation?

Question 12 12. What is the equation used for determining molarity?

Question 13 13. Which of the following is true?

Question 14 14. What is the dilution of solutions equation?

Question 15 15. Why does an open soda go flat?

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Question 16 16. When is molality usually used?

Question 17 17. A lab technician dissolved 2 mol of X in 1 liter of water in order to make a 2 M solution. What did they do wrong?

Question 18 18. How much of a 16 M stock solution must you add to make 4 L of a 1 M diluted solution?

Question 19 19. How is a supersaturated solution made?

Question 20 20. What is a solution?

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Question 21 21. How is solubility determined?

Question 22 22. What is the osmotic pressure formula?

Question 23 23. What is an electrolyte?

Question 24 24. State the Raoult's Law?

Question 25 25. Because ethanol dissolves in water, it is:

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Question 26 26. What is a coligative property?

Question 27 27. What is osmotic pressure?

Question 28 28. What does a solubility curve show?

Question 29 29. What is the molal freezing-point constant?

Question 30 30. What volume would you need to dilute 0.2 L of a 15 M solution to obtain a 3 M solution?

Solutions: Homework Help 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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