Saturday
December 20, 2014

Posts by Horacio


Total # Posts: 3

chem
What advantage is there to adding salt to cooking water? and what conditions are necessary for ideal carbonation of a beverage? please help http://www.miniscience.com/projects/Saltwater/index.html http://www.physlink.com/Education/askExperts/ae643.cfm http://en.wikipedia.org/...
May 20, 2007

chem
Is ammonium hydroxide a strong or weak base and how do you know that? Technically there is no such thing as ammonium hydroxide. NH3 gas (ammonia gas) dissolves easily in water and produces the NH4^+ and the OH^- from the reaction with water. It is a weak base because that ...
May 16, 2007

chem
Help with this one please? If you place a piece of blue litmus paper in 200mL of dilute hydrochloric acid, the litmus paper turns pink. If you then add 2 drops fo phenolphthalein, the solution remains coloreless. If you add a few drops of dilute calcium hydroxide solution, the...
May 15, 2007

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