If the Ka of a monoprotic weak acid is 8.3 × 10-6, what is the pH of a 0.28 M solution of this acid?
I have this on my homework but cannot fine any examples in the book or my notes that relate to a problem set up this way, can you help? What are the concentrations of OH and H in a 0.00078 M solution of Ba(OH)2 at 25 °C? Assume complete dissociation.
A biochemist used 10.000 grams of P-32 in a test on plant growth but forgot to record the date of his experiment. When he measured the amount of phosphorus-32 on another day, he found only 1.250 grams of the isotope remaining. If the half-life of P-32 is fourteen days, when di...
What volume of 1.60 M SrCL2 is needed to prepare 525 ml of 5.00mM SrCl2?
When speaker A is working the sound intensity at a particular location is 85 dB. When speaker B is working (without speaker A), it is 80 dB. What will it be if both speakers are working together?
What is the phase shift of F(x) = 3 sin (2x - 2)?
write in simplest form: the ration of 28 feet to 49 feet
You manage inventory for your company and use a continuous review inventory system to control reordering items for stock. Your company is open for business 310 days per year. One of your most important items experiences demand of 24 units per day, normally distributed with a s...
You are the buyer for your university bookstore. One of the textbooks has a cost to you of $104 and you sell it to students for $208. In this case, however, you cannot salvage any value from copies that do not sell because a new edition is published every semester. Demand for ...
A sporting goods company has a distribution center that maintains inventory of fishing rods. The fishing rods have the following demand, lead time, and cost characteristics: Average demand = 95 units per day, with a standard deviation of 18 units Average lead time = 14 days wi...