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Why does the water solubility of the acidic compound change when going from the aqueous base to the aqueous acid? pls write the eq'n to illustrate this change.
Toluene (C6H5CH3) is a liquid compound similar to benzene (C6H6). Calculate the mole fraction of toluene in the solution that contains 138 g toluene and 106 g benzene.
Determine if the concentration of formaldehyde and methanol as measured in water will convert to its relative organic acids? If there is a measured concentration of formaldehyde and methanol in a 1000L solution of water at temperature = 180 degrees..
The evaporation of water H2O(l) ->H2O(g) is endothermic: Change in T degree +44.01 kJ Determine the minimum mass of water (in ) has to evaporate to absorb 183 joules of heat?
Is there enough info to calculate the pressure of gas if the barometric pressure is 755 torr and if so what is the answer
What is the dissociation constant, Kd, of a ligand with a percent occupancy (or fractional saturation) of 50% when [ligand] = 10-7 M? HINT; Theta = (ligand) / ((ligand) + Kd) where
Calculate the molarity of a solution made by dissolving 5.00 g of glucose (C6H12O6) in sufficient water to form exactly 100 mL of solution.
Show how a buffer system will not drastically change its pH by addition of a certain amount of a strong acid or base. Use 0.50 M buffer system and show how the pH will change upon addition of 10.0 mL each of ) 0.10 M of HCl or NaOH. Use any combin..
On a quantitatively labeled number line, draw where the radial nodes of the 1s, 2s, and 3s hydrogen wavefunctions sit.
Calculate the amount of water in liters that would have to be vaporized at 40 C (approximately body temperature) to expend the 2.5 x 10^6 calories of heat generated by a person in one day (commonly called sweating).
A general statement concerning the solubility of organic compounds is: The smaller molecules dissolve best in a solvent with a low molecular weight.
what mass of CH3CO2H is required to prepare 100.00ml of a 0.48M acetic acid solution?
Four kg of steam in a piston/cylinder device at 400kpa and 175C (448.15) undergoes a mechanically reversible, isothermal compression to a final pressure
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