Homework Help: chemistry

Posted by andrea on Thursday, September 15, 2011 at 11:03am.

Based on how the indicator phenolphthalein worked in Lab III, explain why the golden rod paper turned color when sprayed with Windex (a base) and changed back to the golden rod color when treated with vinegar (an acid) in the demonstration in class.

chemistry - DrBob222, Thursday, September 15, 2011 at 5:10pm
Bases turn phenolphthalein pink and acids leave it colorless.

Answer this Question

Related Questions

Chemistry - Can someone please help me on this two Chemistry questions...they ...
chem - Help with this one please? If you place a piece of blue litmus paper in ...
Chemistry - Phenolphthalein is an indicator that changes colour to pink/purple ...
Chemistry - If you have two solutions, one of pH 7 and one of pH 9, but they are...
chemistry - Aluminum Chloride has a universal indicator color of red and the Ph...
chemistry - ) Aluminum Chloride has a universal indicator color of red and the ...
chemistry - a) Aluminum Chloride has a universal indicator color of red and the ...
chemistry - Aluminum Chloride has a universal indicator color of red and the Ph ...
chemistry - An indicator has the reaction Hln(aq) ↔ H+(aq) + In-(aq). ...
chemistry - An indicator has the reaction Hln(aq) ¡ê H+(aq) + In-(aq...

For Further Reading

First Name:
School Subject:
Answer: