A student performs two consecutive operations on an ice cube at 0 °C: I
CHEMISTRY · Single correct · AP · Chemistry · Chemical Reactions · Chemical Reactions
Problem
A student performs two consecutive operations on an ice cube at 0 °C:
I. The ice melts completely to liquid water.
II. The liquid water undergoes electrolysis to produce H₂(g) and O₂(g).
Which of the following correctly identifies which operation(s) are chemical changes?
(a) Both I and II
(b) II only
(c) Neither I nor II
(d) I only