The law of conservation of mass?

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The law of conservation of mass?

sulfur with iron mixed up, and iron (II) sulfide...

it states that matter is not created nor destroyed, the mass of combination before and after heating (sulfur with iron) should have been the same. What could have caused the % difference?

2007-10-28 14:54:38 · 3 answers · asked by Juan C 6 in Education & Reference ➔ Homework Help

3 answers

Some little gas called SO2, which occurs when heated sulfur is in contact with oxygen.

2007-10-28 16:19:13 · answer #1 · answered by cattbarf 7 · 0⤊ 0⤋

Human error while doing the experiment.

2007-10-28 22:03:29 · answer #2 · answered by Anonymous · 0⤊ 1⤋

possibly rust

2007-10-28 22:01:55 · answer #3 · answered by Carlos 4 · 0⤊ 0⤋