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Author Question: Boiling is when the ________. A) vapor pressure of a liquid equals the atmospheric pressure B) ... (Read 72 times)

frankwu

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on: Aug 27, 2018
Boiling is when the ________.
 
  A) vapor pressure of a liquid equals the atmospheric pressure
  B) rate of evaporation equals the rate of condensation
  C) material no longer undergoes condensation
  D) vapor pressure decreases to zero
  E) none of the above

Question 2

Formaldehyde is a toxic preservative with the following chemical formula: H2C O Which of the following compounds would best serve as a starting point for its production?
 
  A) H3COH
  B) H2C CH2
  C) H2O
  D) CH3CH2OH
  E) none of the above


kescobar@64

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

A

Answer to Question 2

A


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