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What mass of precipitate will form if 1.50 L of concentrated Pb(ClO3)2 is mixed with 0.400 L of 0.260 M NaI? Assume the reaction goes to completion.
For the following reactions, identify the substance that is the oxidizing agent and the substance that is the reducing agent.
The R1 value of uo2 in the solvent system used in this module is 0.68. explain which of the other cation tests used in this expirment it would interfere with, what alternate tesr reaget you would therefore use to identify that other cation and whi..
What are the equilibrium concentrations of monomer and dimer at 25?C in a solution prepared by dissolving 3.4×10?2mol of pure acetic acid in enough benzene to make
a given mass of neon gas has a volume of 25.0 liters at a pressure of .75 atm. if the pressure is changed to 300.0 torr and the temperature remains constant , what will the volume of neon be
The bitter-tasting compound quinine is a component of tonic water and is used as a protection against malaria. It contains only C, H, N and O. When a sample of mass 0.487 g was burned, 1.321 g of carbon dioxide, 0.325 g of water, and 0.0421 g of n..
How much heat (in kf ) is evolved in converting 1.00 mol of steam at 150.0 C to ice at -45.0 C? The heat capacity of steam is 2.01 j/g*C and of ice is 2.09 j/g*C .
When 35.0 g of an unknown nonelectrolyte is dissolved in 220.0 g of benzene, the solution boils at 83.2°C. Calculate the molecular weight of the unknown nonelectrolyte. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.
what product would you expect from the reaction of one equivalent of 1 propanol with phthalic anhydride ?
The cell potential of the following electrochemical cell depends on the ph of the solution in the anode half-cell:
Draw the electron-dot formula for each of the following: a) H3COCH3 (the atoms are in the order C O C); b) CS2 (the atoms are in the order S C S); c) CLO2^-; d) SF3^+; e) H2CCHCN (the atoms are in the order C C C).
The solubility of benzoic acid at 0oC is 1.7g/L and at 90oC is 45.5g/L. How much water do you need to dissolve 0.455 g of benzoic acid at 90oC. How much of the original benzoic acid will remain in the solution once the temperature is reduced to 0o..
Calculate the amount of work done, in joules, when 2.5 mole of H2O vaporizes at 1.0 atm and 25°C. Assume the volume of liquid H2O is negligible compared to that of vapor. [1 L·atm = 101.3 J]
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