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The Melting And Burning Of Candle Wax Lab Report

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In the Comparison of the Melting and Burning of Candle Wax, one candle is burned while the other one is melted. The experiment shows the difference between a physical change and a chemical change by looking at how much wax is left over from each candle. A physical change alters the substance without changing its composition. A chemical change, however, involves one or more substances changing into new substances. In this experiment it is shown that when a candle is melted, it does not go through the same change as it does when it is burned. One of the hypothesis is that the final mass of the burned candle will be less than its initial mass. This is expected because burning a candle is a chemical change because it creates the gas, carbon dioxide,

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