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Calculate the wavelength (in picometers) associated with hydrogen atom moving at a speed of 3.13 x 10^3 cm/s
A patient weighs 146 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25.0 mg of drug per mL of solution.
How do you calculate the mass of solvent (assume that the density of water is 1.000g/mL): Please show how to solve the problem. NaCl with a mass of 11.47g and volume of water 108.76g
Calculate, in sequence each of the following quantities in the acqueous solution to determine the equilibrium constant for the reaction: a) mole of FeNCS+2 the form in the reacting equilibrium
The following data were obtained for the determination of iron in serum by a spectrophotometeic method. Assuming the validity of Beer's Law for the experiment calcualte the concentration of iron in serum
For one of the solutions you make up for this week's experiment, 8.00 mL of 2.0E-3 M iron(III) nitrate solution is mixed with 1.00 mL of 2.0E-3 M potassium thiocyanate solution,
explain why there is a difference in spectrophotometric response during titration before and after the equivalence point by placing the statements below into the appropriate categories.Now, calculate the concentration of apotransferrin present in ..
Substitution and elimination reactions are competing reactions. Under what conditions can you ensure that substitution will predominate
3CuSO4 + 2Fe --> 3 Cu + Fe2(SO4)3 If you place .092 mol of iron filling in a solution containing .158 mol of CuSO4, what is the limiting reactant? How many moles of Cu will be formed.
the mass of a box containing 1000 washers. The mass is 0.2932 kg. What is the mass of a single washer in milligrams? Write your answer as a decimal.
A 15.0-g sample of a hydrocarbon is placed in a balloon at 1.00 atm and 25°C, and the volume of the balloon is 12.2 L. The hydrocarbon is 79.89% carbon and 20.11% hydrogen by mass.
cubic centimeter of rubber is worn off an automobile tire with each revolution of the wheel?
sketch the qualitative molecular orbital diagram for the complexes.
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