June 2018 Chemistry Regents #60-62

Highlight to reveal answers and explanations

 

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 54-56 Questions 57-59 Questions 60-62 Questions 63-65 Questions 66-69 Questions 70-73 Questions 74-76  Questions 77-79  Questions 80-82  Questions 83-85 

 

Other Regents Exams

Question 60-62

 

 

Base your answers to questions 60 through 62 on the information below and on your knowledge of chemistry.

60 Determine the number of minutes that the substance was in the liquid phase, only. [1]

 

Answer--> 5 minutes

61 Compare the strength of the intermolecular forces within this substance at 180.°C to the strength of the intermolecular forces within this substance at 120.°C. [1]

 

Answer-->IMF is stronger at the lower temperature

62 Describe what happens to the potential energy and the average kinetic energy of the molecules in the sample during interval DE. [1]

Answer-->Potential energy: decreases Average kinetic energy: no change

on to Questions 63-65

 

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 54-56 Questions 57-59 Questions 60-62 Questions 63-65 Questions 66-69 Questions 70-73 Questions 74-76  Questions 77-79  Questions 80-82  Questions 83-85 

 

 

Back to Regents Exams