August 2015 Chemistry Regents #60-61

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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 51-54 Questions 55-57 Questions 58-59 Questions 60-61 Questions 62-65 Questions 66-68 Questions 69-72 Questions 73-74  Questions 75-76  Questions 77-78  Questions 79-80  Questions 81-82  Questions 83-85

 

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Question 60-61

 

  Base your answers to questions 60 through 61 on the information below and on your knowledge of chemistry.

A sample of nitric acid contains both H3O+ ions and NO3- ions. This sample has a pH value of 1.

60 Write a name of the positive ion present in this sample. [1]

Answer-->hydronium or hydrogen

61 What is the color of methyl orange after it is added to this sample? [1]

Answer--> Red

on to Questions 62-65

 

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 51-54 Questions 55-57 Questions 58-59 Questions 60-61 Questions 62-65 Questions 66-68 Questions 69-72 Questions 73-74  Questions 75-76  Questions 77-78  Questions 79-80  Questions 81-82  Questions 83-85

 

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