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In part 2 of the lab we experimentally calculated the density of an unknown my measuring the mass and volume in a series of trials. The reaction is as follows, sodium benzoate + HCl > benzoic acid + NaCl.
Procedure/Results: To begin, 0.400g of sodium benzoate were weighed and transferred to a 5.0mL conical reaction vial. The sodium benzoate was dissolved in 3mL of water which resulted in a clear homogenous solution. Then, 1.0mL of 3M HCl was measured and added slowly to the vial until only 0.2ml remained. The remaining acid was added with a plastic pipette drop-by-drop until the pH paper tested at 2...
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