Last question based on my previous question Experimental : To determine the concentration of potassium hydroxide solution, by acid titration
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Ответ:
Explanation:
1) White tile can be placed underneath the conical flask to make easier spotting the end point of color change.
2) Because it will affect the number of molecules of reactant in the flask.
3)
Acid is added slowly into alkali solution mixed with indicator
The color of indicator changed. So, the mixture has neutralised.
Ответ:
Well now lets see, what do we know about this data