Questions Asked on November 24, 2011
                    
                A storage tank used to hold sand is leaking. The sand forms a conical pile whose height is twice the...
                Asked on November 24, 2011 at 12:04 AM
            
                    
                A 11.8 mL sample of a HCl solution has a pH of 2.000. What volume of water must be added to change t...
                Asked on November 24, 2011 at 12:07 AM
            
                    
                Monochloroacetic acid, HC2H2ClO2, is a skin irritant that is used in "chemical peels" intended to re...
                Asked on November 24, 2011 at 12:08 AM
            
                    
                A 0.39 M solution of a weak acid is 3.0% dissociated. Calculate Ka.
                Asked on November 24, 2011 at 12:09 AM
            
                    
                Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of...
                Asked on November 24, 2011 at 12:10 AM
            
                    
                What mass of KOH is necessary to prepare 799.2 mL of a solution having a pH = 11.65?
                Asked on November 24, 2011 at 12:10 AM
            
                    
                Calculate the pH of a 0.053 M (C2H5)2NH solution (Kb = 1.3  10-3).
 
                Asked on November 24, 2011 at 12:11 AM
            
                    
                Calculate [CO32- ] in a 0.019 M solution of CO2 in water (H2CO3). If all the CO32- in this solution...
                Asked on November 24, 2011 at 12:11 AM
            
                    
                Ph scale
Which on is true
A substance with ph  is twice as acidic as substance with ph of 4.
A su...
                Asked on November 24, 2011 at 12:14 AM
            
                    
                I have a few questions regarding the issue of jemaah prayer for women.
We know that the prayers mad...
                Asked on November 24, 2011 at 12:18 AM