Wednesday
August 20, 2014

Homework Help: Chemistry

Posted by Tim on Thursday, July 5, 2012 at 5:43pm.

This is a lab called Enthalpy and Entropy of Borax Dissolution and I just can't seem to get the right answers... Please help me fill in the blanks

The _____ (acid/HCl?)is placed in the buret and the ____ (base/borax?) is placed in the flask beneath
the buret.

For this experiment bromocresol green is a(n) indicator and added to the _____ (borax/basic?) solution before titration.
The color of bromocresol green indicator is yellow when pH < 4, green when pH 4- 5.3 and blue in pH > 5.3.

The titrant volume when the bromocresol green changes color is called the _____.

Thanks!

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