The density graph shows that the density testing looks accurate throughout the process and yielded a reasonable density of 0.128 g/mL.
Conclusion: The purpose of the experiment was to see if sodium benzoate would turn into benzoic acid in the presence of HCl. This was achieved because the reaction formed a precipitate after adding HCl and the percent yield was close to the actual yield...
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This was achieved because the reaction formed a precipitate after adding HCl and the percent yield was close to the actual yield. To improve this experiment, I think that more than one reaction between sodium benzoate and HCl should be performed because it is easy to incorrectly measure a substance, or add too much of something, so if more trials were performed, you could get a better idea of what a better result would be...