Describe the residue left on the filter paper

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Problem- Describe the residue left on the filter paper after you have filtered the water, sand, and sodium carbonate mixture. What do you think this residue contains?

Describe the appearance of the filtrate that flowed into the evaporating dish. Could this filtrate be a mixture? If so, does it appear to be homogenous or heterogenous?

Did the carbon dioxide in the dry ice undergo a physical or a chemical change before you inserted the burning plint into the beaker? Briefly explain.

Explain the each and every step in detail for help

Reference no: EM13699737

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