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You are given a stock concentration of alcohol dehydrogenase (ADH). The molecular weight of ADH is 35,000 g/mol. What is the molarity of a 35 mg/mL stock solution of ADH?
if 11.2 L of N2 are reacted to form NH3 at STP, how many liters of hydrogen will be required to consume all of the nitrogen
calculate the mass of nitrogen dissolved at room temperature in an 82.0 rm l home aquarium.assume a total pressure of
The enthalpy change for the reaction of hydrogen gas with flourine gas to produce hydrogen flouride is -542kJ fo the equation as written H2+F2=2HF deltaH=-542kJ
Based on the solubility rules, which of the following will occur if solutions of CuSO4(aq) and BaCl2(aq) are mixed. A) CuCl2 will precipitate; Ba2+ and SO42- are spectator ions.
A solution is made by mixing exactly 500 mL of 0.180 M NaOH with exactly 500 mL of 0.100 M CH3COOH. Calculate the equilibrium concentration of the species
Calculate the molar mass and density of dry air at 0 °C and 1.0 atm. Assume ideal behavior and use two significant figures
Write a balanced net ionic equation to show why the solubility of MgF2(s) increases in the presence of a strong acid and calculate the equilibrium constant for the reaction of this sparingly soluble salt with acid.
KEtones also undergo the aldo condensation, although a succesful reaction often requires "enhanced" conditions, since the addition involves an unfavorable equilibrium constant.
Describe in 75 words the structure of the carbon atom. What types of bonds does carbon form and why?
A reaction has a standard free energy change of -11.50 kj/mol^-1. Calculate the equilibrium at 25 degrees celcius
A sample of magnesium wieghs 26.1 mg. How many moles of magnesium are there in the sample? Calculate the mass of one mole of the ionic compound that forms from strontium an dbromine.
There is a titration of 25.00 mL. The equevalence point is reached after 18.50 mL of 0.171 M HCl has been added . What is the initial concentration of ammonia in the solution? what is the pH of the solution at the equivalence point
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