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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 -

    What choices do you have for a classification of matter. It could be classified as solid, liquid, gas or other kinds of classification.

  • science -

    poop!

  • science -

    the answer is


























































    your mom

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