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DISCUSSION: When comparing the results of the flame tests for solid sodium nitrate, solid sodium chloride and the sodium chloride solution, they all gave off the same colour. These results indicate that it does not matter which state the compound is in; it will still have the same properties. It also indicates that the wavelength was the same for sodium chloride and the sodium nitrate. Which means that it is the metal (sodium) that is …

…Key. The results from testing sodium chloride and sodium nitrate showed that the metal is responsible for creating the colour. This is because there was no difference in colour between the two compounds. Furthermore, the solid sodium chloride and sodium chloride solution test also proved that the state the compound is in does not matter, it will still produce the same colour. This is because there was no difference in colour between the two compounds.