Answer to Question #236375 in General Chemistry for ROGER

Question

A student weighs a rubber stopper and finds the mass to be 8.05 g. He places 20.0 mL of water into a graduated cylinder. After he drops the stopper into the graduated cylinder the volume increases to 25.5 mL. What is the volume of the rubber stopper?

Question options:

8.05 mL

Can't tell from the information given.

20.0 mL

5.5 mL

24.5 mL

Answer 1

Assuming the density is constant

Volume = 25.5-20 = 5.5ml