In the laboratory a student measures the percent ionization of a 0.483 M solution of acetylsalicylic acid (aspirin) , HC9H7O4, to be 2.57 %. Calculate value of Ka from this experimental data. Ka.

What was the procedure by which case united states vs lopez went to court

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5