June 2017 Chemistry Regents #64-65

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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

Question 51-53 Questions 54-57 Questions 58-60 Questions 61-63 Questions 64-65 Questions 66-68 Questions 69-71 Questions 72-76  Questions 77-80  Questions 81-82  Questions 83-85 

 

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Question 64-65

 

 

Base your answers to questions 64 through 65 on the information below and on your knowledge of chemistry.

A nuclear reaction is represented by the equation below.

3

H ==>

4He +0e
12-1

64 Identify the decay mode of hydrogen-3.[1]

Answer-->   beta (see table O)

65 Explain why the equation represents a transmutation.

Answer-->  hydrogen changes into helium

atomic number changes,

protons change in number

 

Answer-->

on to Questions 66-68

 

 

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

Question 51-53 Questions 54-57 Questions 58-60 Questions 61-63 Questions 64-65 Questions 66-68 Questions 69-71 Questions 72-76  Questions 77-80  Questions 81-82  Questions 83-85 

 

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