A light green powder is heated in a test tube. A gas is given off and the solid becomes black. In which classification of matter does the green powder belong? Explain your reasoning.
science - DrBob222, Thursday, October 15, 2009 at 7:25pm
What choices do you have for a classification of matter. It could be classified as solid, liquid, gas or other kinds of classification.
science - TROLL, Thursday, November 29, 2012 at 7:14pm
science - lol, Sunday, October 16, 2016 at 1:40am
the answer is