When 25 mL of 0.12 M aqueous ammonia is titrated with 0.12 M hydrobromic acid, what is the pH at the equivalence point? Incorrect. 7.00 Equivalence point pH = Use correct number of significant digits; Incorrect. Using the table below, select all indicators that could be used for the titration given above. Approximate pH Range over which the Color Changes Color Change (lower to higher pH) Indicator Methyl green 0.2-1.8 Yellow to blue Thymol blue Methyl orange 1.2-2.8 Yellow to blue 3.2-4.4 Red to yellow Ethyl red 4.0-5.8 Colorless to red Methyl purple 4.8-5.4 Purple to green Bromocresol purple 5.2-6.8 Yellow to purple Bromothymol blue 6.0-7.6 Yellow to blue Phenol red 6.4-8.2 Yellow to red/violet Litmus 4.7-8.3 Red to blue Cresol red 7.0-8.8 Yellow to red Thymol blue 8.0-9.6 Yellow to blue Phenolphthalein 8.2-10.0 Colorless to pink Thymolphthalein Alizarin yellow R 9.4-10.6 Colorless to blue 10.1-12.0 Yellow to red Clayton yellow 12.2-13.2 Yellow to amber
Ionic Equilibrium
Chemical equilibrium and ionic equilibrium are two major concepts in chemistry. Ionic equilibrium deals with the equilibrium involved in an ionization process while chemical equilibrium deals with the equilibrium during a chemical change. Ionic equilibrium is established between the ions and unionized species in a system. Understanding the concept of ionic equilibrium is very important to answer the questions related to certain chemical reactions in chemistry.
Arrhenius Acid
Arrhenius acid act as a good electrolyte as it dissociates to its respective ions in the aqueous solutions. Keeping it similar to the general acid properties, Arrhenius acid also neutralizes bases and turns litmus paper into red.
Bronsted Lowry Base In Inorganic Chemistry
Bronsted-Lowry base in inorganic chemistry is any chemical substance that can accept a proton from the other chemical substance it is reacting with.
Answer to the Ph is NOT 7.00 OR 10.2
Answer to part B is not (Cresol red), or (thymolphthalein & alizarin yellow R)
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