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A sample of a copper chloride of mass 1.425g is treated with a water solution of silver nitrate, and the AgCl formed had a mass of 3.038g. What is the correct empirical formula of the copper chloride?
Calculate the temperature (K) at which the equation as written is at equilibrium. Express your answer to three significant figures.
A beaker containing 250 mL of a 0.500 M solution of acetic acid (CH3COOH) is added to 125 mL of a 0.850 M solution of sodium carbonate. The reaction that ensues produces carbon dioxide, sodium acetate (CH3COONa), and water. How many grams of carbo..
Calculate the molar concentration of Tl+ and Cl- in this saturated solution. Calculate Ksp value for TlCl at this temperature
What volume (in mL) of 25.0 M hydrochloric acid is required to prepare the volume of 17.0 M hydrochloric acid you found you needed in A to neutralize 4.0 grams of aluminum (III) hydroxide
A compound containing only C, H, and Cl was examined in a mass spectrometer. The highest mass peak seen corresponds to an ion mass of 52 amu. Th most abundant mass peak seen corresponds to an ion mass of 50 amu and is about three times as intense ..
For the copper zinc cell the potential at 25 degrees C is 1.10 volts. The reaction is: Cu++ (aq) + Zn(s) = Zn ++ (aq) + Cu(s) Calculate the equilibrium constant for this reaction (a wire is connected and electrons flow between the electrodes)
Will the oligopeptide Gly-Met-Tyr or the DNA sequence AGTTCACT contain more information. Or could it be the same or is it not actually possible to compare
What you observed upon the addition of NH3(aq) to magnesium chloride solution / what species are present in the test tube?and what happened when we add NH4Cl? Explain this observation with respect to the equilibrium reactions that exist in the test..
Find out the amount of (NH4)2 SO4 to be supplied in a fermentation medium where the final cell concentration is 30g/L in a 103L culture volume. Presume that the cells are 12% nitrogen by weight and (NH4)2 SO4 is the only nitrogen source
Assume you have 10 micrograms (1 microgram = 10-6 gram) of pure Ru-106. How many nuclei N0 is this?
1) Calculate the solubility of Au(OH)3 in water. (Ksp = 5.5e-46). 2) Calculate the solubility of Au(OH)3 in 1.1 M nitric acid solution.
A compound with the formula C5H12 gives one signal in the proton NMR spectrum as well as 2 signals in the carbon NMR spectrum.
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