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What mass of zinc can be plated onto a metal sheet (a process call "galvanizing") from an aqueous zinc sulfate solution using a 0.755 amp current for 1.50days?
Complete the following reaction: Pb-210 decays by ? (beta) emission to form what new necleus? Write the complete nuclear equation.
What is the molarity of a solution prepared by dissolving 13.1 g of glucose (of MW 180 amu) in 217 mL of solution?
A sample of zinc weighing 2.077 g is dissolved in 2.00 M HCl. What (minimum) volume of HCl is required to dissolve the Zn? (Zn dissolves in HCl to form Zn2+
A liquid that has a density of 0.80 0.01g/ml and 0.80-0.01 g/ml is insoluble in cyclohexane. what is the liquid? what is the boiling point of cyclohexane at 600 mm hg?
The pentapeptide leucylglycylthreonyltyrosylalanine is first incubated with FDNB. When the resulting compound is heated to 110 deg C for 24 hrs in the presence of 6M HCl, the solution will contain
Determine the new volume of the mixture if the constant is kept constant at 635 mmHg and all the energy released is converted to work to push the piston.
A. A student places 2.10 L of water in his dormitory room, which has the volume of 4.06 x10^4 L. He seals the room and waits for the water to evaporate. At 25 deg C, the density of water is 0.997 g/mL
calculate avaerage rate of decomposition of H2O2 between 0 & 4.32 x 10^4 s.
Calculate the amount of 6M NaOH required to react completely with 1.51 grams of Methyl Salicylate. How much of the 6M NaOH that you used was in excess of the theoretical amount?
What is the pressure of the gas in this mercury manometer if h = 49 mm and atmospheric pressure
As a result, the pressure inside the vessel drops to 30.64 atm at 25 C. Calculate the final percent by mass of ozone in the vessel.
Ozone (O3) and )2 have a kc= 6.32 *10^37 in the reaction below, if a container is filled with a concentration of .0500 M O2 (and no ozone), what will be the concentration of ozone when the system comes to equilibrium
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