________ is the energy required to expand the surface area of a ...

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________ is the energy required to expand the surface area of a liquid by a unit amount of area.
 
  A) Viscosity
  B) Surface tension
  C) Volatility
  D) Meniscus
  E) Capillary action

Question 2

Drugs in the tetracycline group are called broad-spectrum antibiotics because they
 
  A) require exposure to light in order to be effective.
  B) are active against a wide variety of bacteria.
  C) have very few side-effects.
  D) do not have any organisms that are resistant to them.

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Answer to Question 1

B

Answer to Question 2

B

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Excellent

[6ana001]

Great answer, keep it coming