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Write a balanced equation for the double-replacement precipitation reaction described, using the smallest possible integer coefficients. [silver nitrate and cobalt(II) iodide]
What is the H+ concentration of an aqueous solution with a pOH= 4.38 at 25 degrees celcius.
To determine the molecular formula of a compound - gas was mixed with calcium chloride solution,
describe the preparation of 200 mL of 1.00% (w/v) aqueous CuSO4, from a 0.218 M CuSO4 solution.
if the ethyl alcohol at 35 degree rise through 8.36 cm in a capillary tube of radius 0.20 mm , What is surface tension
Estimate the value of the equilibrium constant at 625 {rm K} for each of the following reactions. Delta H{^{circ}_{rm f}} and S{^{circ}} for rm BrCl(g) is 14.6 {rm kJ/mol} and 240.0 frac {rm J}{rm mol cdot K}, respectively.
The oxygen on the mineral surface gave emitted electron energies at 531 eV, corresponding to the 1s orbital of oxygen. Overall the researchers concluded that oxidation states were +2 for Hg and -2 for O.
A sample of pure silver jewelry has mass of 63.3g and is heated to a temperature of 111.4C. It is placed into a container of water at 17C.
What is the final concentration of (in M) 17.2 mL iron(III) chloride solution with an initial concentration of 0.245 M which is diluted with 16.7 mL of solvent? Assume the volumes are additive.
lf the catalyzed decomposition of NrO occurs first at a Tr:341 K and then atTr = 229 K, with a k/k, ratio of 0.500, what is the activation energy
If 45.8 grams of aluminum metal are reacted with excess HCl, what volume of H2 gas would be generated at 23.0 ºC and 1.00 atm pressure?
What is the solubility of nitrogen in the divers blood at the bottom of the dive? b: If you assume the mass of the divers blood is 5.0 kg, how many moles of nitrogen comes out of the divers blood when he comes to the surface?
What volume of Maker's Mark was consumed if the individual was drinking Maker's Mark (130 proof),?
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