Multiple Choice
Which one of the following statements is not a comparison of physical properties?
A) Mercury and gallium are both liquids at 50°C.
B) Oxygen is more soluble in water than helium.
C) The density of gold is greater than the density of silver.
D) Oxygen and nitrogen are both liquids at -200°C.
E) Calcium dissolves more quickly than iron in acids.
Correct Answer:

Verified
Correct Answer:
Verified
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