Author Question: ________ is the energy required to expand the surface area of a liquid by a unit amount of area. ... (Read 137 times)

plus1 · **on:** Aug 27, 2018

________ 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.