A rock is suspended from a scale reads 10.0 N. A beaker of water ...

[frankwu]

A rock is suspended from a scale reads 10.0 N. A beaker of water is raised up so the rock is totally submerged in the water. The scale now reads 6.25 N.What is the density of the rock?
 
  A) 2.00 times the density of water
  B) 2.33 times the density of water
  C) 2.67 times the density of water
  D) 3.00 times the density of water
  E) 2.50 times the density of water

Question 2

The Balmer series does not lie in the visible region of the electromagnetic spectrum.
 
  Indicate whether the statement is true or false

[Athena23]

Answer to Question 1

C

Answer to Question 2

FALSE

[frankwu]

Thanks for the timely response, appreciate it

[amcvicar]

Excellent