Why does copper gain mass when heated?

After conducting an experiment with powdered copper, I saw that with each heating the copper gained in mass. Why does this occur?

2007-03-07 03:45:54 · 1 answers · asked by Ashley 2 in Science & Mathematics ➔ Chemistry

it reacts with the oxygen to form copper oxide so it has the mass of the oxygen as well

2007-03-07 03:59:25 · answer #1 · answered by cookiecat 2 · 2⤊ 0⤋

fedest.com, questions and answers