Chemistry, 28.08.2019 16:30 ahhhhhhhh5509
Anew potential heart medicine, code-named x-281, is being tested by a pharmaceutical company, pharma-pill. as a research technician at pharma-pill, you are told that x-281 is a monoprotic weak acid, but because of security concerns, the actual chemical formula must remain top secret. the company is interested in the drug's ka value because only the dissociated form of the chemical is active in preventing cholesterol buildup in arteries.
to find the pka of x-281, you prepare a 0.089 m test solution of x-281 at 25.0 ∘c. the ph of the solution is determined to be 2.40. what is the pka of x-281?
Answers: 1
Chemistry, 22.06.2019 10:00
The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
Answers: 1
Chemistry, 23.06.2019 00:00
Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3
Answers: 3
Anew potential heart medicine, code-named x-281, is being tested by a pharmaceutical company, pharma...
English, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Geography, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Law, 12.12.2020 16:20
English, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Chemistry, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20
Mathematics, 12.12.2020 16:20