August 2016 Chemistry Regents #51-54

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Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Questions 51-53 Questions 54-55 Questions 56-59 Questions 60-63 Questions 64-65 Questions 66-69 Questions 70-73 Questions 74-76  Questions 77-80  Questions 81-85

 

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Questions 51-53

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51 What is the empirical formula for C6H12? [1]

Answer--> CH2

52 Using Table G, determine the minimum mass of NaCl that must be dissolved in 200. grams of water to produce a saturated solution at 90.C. [1]

Answer--> answer between 78g and 82g

53 State the physical property that makes it possible to separate a solution by distillation. [1]

Answer-->boiling point

 

Next-->Questions 54-55

Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Questions 51-53 Questions 54-55 Questions 56-59 Questions 60-63 Questions 64-65 Questions 66-69 Questions 70-73 Questions 74-76  Questions 77-80  Questions 81-85

 

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