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Author Question: What is the term for a modification of a substance that does not alter its chemical composition? ... (Read 89 times)

Ebrown

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on: Aug 27, 2018
What is the term for a modification of a substance that does not alter its chemical composition?
 
  A) atomic change
  B) chemical change
  C) molecular change
  D) physical change
  E) none of the above

Question 2

Which of the following is an alkali metal?
 
  A) Al
  B) Cs
  C) Cu
  D) Mg
  E) none of the above


LVPMS

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D)

Answer to Question 2

B


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