papermate
This page lists questions and answers that were posted by visitors named papermate.
Questions
The following questions were asked by visitors named papermate.
A 625mL sample of an aqueous solution containing 0.275 mol propionic acid (CH3CH2CO2H),has [H30+]= 0.00239M. What is the value of Ka for propionic acid?
14 years ago
What mass of benzoic acid CH6H5COOH, would you dissolve in 400.0 mL of water to produce a solution with a pH= 2.90? Ka= 6.3 x 10^-5 mass in grams is needed.
14 years ago
Cola drinks have a phosphoric acid content that is described as "from 0.057 to 0.084% of 75% phosphoric acid, by mass." Estimate the pH range of cola drinks corresponding to this range of H3PO4 content. pH range lower limit: pH range upper limit:
14 years ago
Answers
The following answers were posted by visitors named papermate.