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What is the rate constant for a) a zero order reaction, b) a 1st order reaction, c) a 2nd order reaction, and d) a 1/2 order reaction? All concentrations are expressed in molarity and time in seconds.
Use the half reaction method to balance the following equation in acidic solution. It is not necessary to include any phases of matter for any species. It is not necessary to include any phases of matter for any species.
Unfortunately, a mixup in the laboratory prevented an immediate analysis, and it was not until 17.0 days later that a measurement on the blood was made.
A flask contains 0.230 mols of liquid bromine Determine the number of bromine molecules present in the flask.
The distance between layers in a crystal is 321 pm. X rays are diffracted from these layers at an angle of 45.6°. Assuming that n = 4, calculate the wavelength of the X rays in nm.
At 700.°C, the total pressure of the system is found to be 3.63 atm. If the equilibrium constant KP is 1.52, calculate the equilibrium partial pressures of CO2 and CO.
Acetone, the solvent in some nail polish removers, has a density of 0.791 g/mL. What is the volume of 20.4 g of acetone?
a 4.0 g sample of iron was heated from 0 degrees celsius to 20 degrees celsius. it absorbed 35.2 j of heat. what is the specific heat of this piece of iron?
A metal cube having a mass of 112 grams is dropped into a graduated cylinder containing 30.00 mL of water. This causes the water level to rise to 39.50 mL.
Determine molar mass for this compound and oxidation state of lead in it. write the oxide formula of lead for the corresponding oxidation state
The fluorescence of the diluted sample solution was found, by the working curve method, to correspond to a salicylate ion concentration of 4.80 x 10^-5 M. Calculate the % acetylsalicylic acid in the aspirin tablet.
In biochemistry laboratories, solutions of sucrose (table sugar, C12H22O11) are used in high speed centrifuges to separate the parts of a biological cell.
What patient issues might arise when working in an institutional pharmacy setting?
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