Which one represents an decrease in potential energy?

which one of these represent a decrease in potential energy?
there is more then one answer.

A liquid freezes.
A vapor condenses.
A solid sublimes.
Positive and negative ions separate.
A chemical bond forms.
An electon absorbs a photon.

2007-08-29 10:35:32 · 1 answers · asked by huywee14 3 in Science & Mathematics ➔ Chemistry

1 answers

1, 2, 3 and 5.

2007-08-29 11:24:44 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋

fedest.com, questions and answers