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By Priyal Patel & Mike Mehaffey

By Priyal Patel & Mike Mehaffey. Introduction. How well do you know your boiling point and freezing point calculations? Can you find the molality of different solutions? Test your knowledge in this tricky game of Who Wants to be a Trillionaire/Chemistry Teacher!!!!!. Click to continue….

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By Priyal Patel & Mike Mehaffey

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  1. By Priyal Patel & Mike Mehaffey

  2. Introduction • How well do you know your boiling point and freezing point calculations? • Can you find the molality of different solutions? • Test your knowledge in this tricky game of Who Wants to be a Trillionaire/Chemistry Teacher!!!!! Click to continue…

  3. READY TO WIN? • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100 Click for your first question

  4. What is the new freezing point if 30.0g of CaCl2 is dissolved in 1.0kg of water? 50:50 98.5 oC 1.5 oC -1.5 oC 100 oC

  5. What is the new freezing point if 30.0g of CaCl2 is dissolved in 1.0kg of water? 1.5 oC -1.5 oC

  6. That’s right! Go to the NEXT question.

  7. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  8. Calculate the molality of a solution of 50.0g nickel(II) chloride in 100.0g of water. 50:50 3.86m 2.00m 2.14m 4.85m

  9. Calculate the molality of a solution of 50.0g nickel(II) chloride in 100.0g of water. 3.86m 4.85m

  10. That’s right! Go to the NEXT question.

  11. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  12. What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 kg of water? 50:50 .225m .45m 2m .5m

  13. What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 kg of water? 2m .5m

  14. That’s right! Go to the NEXT question.

  15. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  16. What is the new boiling point if 30.0g of CaCl2 is dissolved in 1.0kg of water? 50:50 100.4 oC 120 oC 2 oC 98 oC

  17. What is the new boiling point if 30.0g of CaCl2 is dissolved in 1.0kg of water? 100.4 oC 98 oC

  18. That’s right! Go to the NEXT question.

  19. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  20. What is the new boiling point if 25.0g of NaCl is dissolved in 1.0kg of water? 50:50 100.69 °C 99.8°C 100.44° C 200.3°C

  21. What is the new boiling point if 25.0g of NaCl is dissolved in 1.0kg of water? 100.69 °C 100.44° C

  22. That’s right! Go to the NEXT question.

  23. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  24. What is the new boiling point if 25.0g of calcium chloride is dissolved in .500mL of water? 50:50 112 75.5 -98.1 100.7

  25. What is the new boiling point if 25.0g of calcium chloride is dissolved in .500mL of water? -98.1 100.7

  26. That’s right! Go to the NEXT question.

  27. Chemistry Teacher!!!!! Continue

  28. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  29. What is the molality of a solution in which 25.0g of NaCl is dissolved in 2.0kg of water? 50:50 .025m 6.62m .75m .21m

  30. What is the molality of a solution in which 25.0g of NaCl is dissolved in 2.0kg of water? 6.62m .21m

  31. That’s right! Go to the NEXT question.

  32. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  33. What is the molality of a solution in which 15g of I2 is dissolved in 500g of alcohol? 50:50 3.5m 1.2m 8.9m 2.2m

  34. What is the molality of a solution in which 15g of I2 is dissolved in 500g of alcohol? 1.2m 2.2m

  35. That’s right! Go to the NEXT question.

  36. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  37. How many grams of I2 should be added to 750g of CCl4 to prepare a 0.020m solution? 50:50 38.07g 19.2g 55.6g 9.54g

  38. How many grams of I2 should be added to 750g of CCl4 to prepare a 0.020m solution? 38.07g 55.6g

  39. That’s right! Go to the NEXT question.

  40. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  41. What is the new freezing point if 25.0g of NaCl is dissolved in 1.0kg of water? 50:50 -2.63°c .569°c -3.6°c -1.58°c

  42. What is the new freezing point if 25.0g of NaCl is dissolved in 1.0kg of water? -2.63°c -1.58°c

  43. That’s right! Go to the NEXT question.

  44. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  45. How much water should be added to 5.00g of KCl to prepare a 0.500m solution? 50:50 .125g 1.36g .045g 100.3g

  46. How much water should be added to 5.00g of KCl to prepare a 0.500m solution? .125g .045g

  47. That’s right! Go to the NEXT question.

  48. Click here for next question • $1,000,000,000,000 • $800,000,000,000 • $1,000,000,000 • 750,000,000 • $500,000,000 • $250,000,000 • $1,000,000 • Chemistry Teacher!! • $500,000 • $250,000 • $50,000 • $10,000 • $1,000 • $100

  49. What is the new freezing point of water if 50.0g of ethylene glycol(molecular mass 62gmol) is added to 50.0 g of water? 50:50 -29.98°c -55.26 -1.23°c -36.25

  50. What is the new freezing point of water if 50.0g of ethylene glycol(molecular mass 62gmol) is added to 50.0 g of water? -29.98°c -36.25

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