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In the occurrence of aqueous ammonia, cobalt(III) forms the complex ion Co(NH3)63+. Find out the molar concentration of free cobalt(III) ion in solution when .220 mole Co(NH3)63+ is dissolved in a liter of 2.50M aqueous ammonia.
According the Michaelis-Menten mechanism, the dependence of enzymatic reaction rates on substrate concentration [S] is Answer A. zero order at low [S] and first order at high [S] B. first order in [S] as long as substrate is at saturating concentr..
if you purchased 2.81 mu ci of sulfur-35 how many disintegrations per second does the sample undergo when it is brand
A 0.066 mol sample of formaldehyde vapor, CH2O, was placed in a heated 500. mL vessel and some of it decomposed. The reaction is CH2O(g) H2(g) + CO(g). At equilibrium, the CH2O concentration was 0.040 mol L-1. Calculate the value of Kc for this rea..
Cadaverine, a fould smelling substance produced by the action of bacteria on meat, contains 58.55% C, 13.81% H and 27.40% N. Its molar mass is 102.2 g/mol.
question an 11.2 liter flask at 0 degrees c contains one mole of oxygen two moles of nitrogen and three moles of
calculate the moles of aluminum ions present in 250.0 g aluminum oxide. acetaminophen a common aspirin substitute has
If a minimum energy of 2.00x10^5 J/mol is needed for this process, what is the minimum energy needed from each photon? B. Calculate the wavelength of light necessary to provide photons of this energy
You are checking the accuracy of a volumetric flask marked 10.00 mL. You measure the volume of water contained in the flask by measuring the mass of the empty flask
Calculate the change in molar Gibbs free energy of tristearin when a deep-sea creature is brought to the surface (p = 1 atm) from a depth of 1.5 km. The density of sea water is 1.03 g/cm-3.
a kno3 solution is made using 96.4g of kno3 and diluting to a total solution volume of 1.20l. what is the the molarity
When Aqueous solutions of Pb(NO3)2 and Na2SO4 are mixed, a precipitate of PbSO4 is formed. Calculate the mass of PbSO4 formed when 655 mL of 0.150 M Pb(NO3)2 and 525 mL of 0.0751 M Na2SO4 are mixed.
Explain briefly that how HCl could test for limestone's presence , use the balanced chemical equation for this and then describe specific reaction that takes place?
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