The density of copper is about 8.96 g/mL. This means that a ...

[Lobcity]

The density of copper is about 8.96 g/mL. This means that a certain mass of copper will ________.
 
  A) occupy the same volume as the same mass of water
  B) occupy a volume 8.96 times larger than the volume occupied by the same mass of water
  C) occupy a volume that is 8.96 times smaller than the volume occupied by the same mass of water
  D) always occupy a volume of 8.96 mL

Question 2

A shorter half-life means that a radioactive substance is relatively ________.
 
  A) stable
  B) unstable
  C) difficult to detect
  D) common

[succesfull]

Answer to Question 1

C

Answer to Question 2

B