Friday, April 12, 2019

Enthalpy of Neutralisation Between HCl and NaOH Essay Example for Free

Enthalpy of Neutralisation Between HCl and NaOH EssayTable displaying the kin between temperature and time after 20cm3 of an HCl solution is combined with 20cm3 of a NaOH solutionTime (seconds)Temperature (C)Qualitative* The temperature investigating often touched the bottom of the cup.* Not all the liquid was poured out of the quantity cylinder* The measuring cylinder had to been rinsed before each measurement meaning it may have been contaminated.* The two reactants are two clear liquids and when mixed, the result is also a clear liquid. There is no colour change seen in the experiment* The container of the neutralizing NaOH and HCl rose slightly in temperature, and at the end of the experiment felt slightly lukewarm than before the experiment* When stirring, the stirring rod sometimes knocked against the temperature probe* Small bubbles could be seen to form, most potential as a result from passionate stirring.

No comments:

Post a Comment