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Question- How much chromium metal can be produced from electrolysis of molten Na2CrO4 using 15 milliamps for 12 hours?
Here is the problem which I am struggling on, please help me!
The normal boiling point for acetone is 56.5°C. At an elevation of 5300 ft the atmospheric pressure is 630. torr.
In a tripeptide of Lys-Glu-Arg, would you predict that the pKa of the middle Asparate to be lower, higher, or unchanged
Show that for the adiabatic reversible expansion of an ideal gas, T1^(Cv/R)V1 = T2^(Cv/R)V2
What occurs at the molecular level of an extraction? We did an extraction of benzoic acid using NaOH and diethyl ether dried to 1, 4-dimethoxybenzoate using NaOh
The enthalpy of fusion of methanol (CH3OH) is 3.16 kJ/mol. How much heat would be absorbed or released upon freezing 25.6 grams of methanol?
What is the molarity of a solution that contains 464.3 grams of phosphoric acid, H3PO4, in 3.2 L of solution
when 0.514 g of biphenyl c12h10 undergoes combustion in a bomb calorimeter the temperature rises from 25.8 degc to 29.4
An ionic compound forms when calcium (Z = 20) reacts with iodine (Z = 53). If a sample of the compound contains 1.29x10^19 calcium ions, how many iodide ions does it contain
What is the H3O+ concentration and the pH for a 0.001M HCl solution in one liter of a 0.01M CaCl2 solution. Solution is ideal. Real solution using DH Limiting Law
The vapor pressure of water at 25deg C is 23.8 torr. Determine the mass of glucose (MolarMass=180g/mol) needed to add 500g of water to change the vapor pressure to 23.3 torr.
Use this value to calculate the mass of ice required to cool 355 mL of a beverage from the room temperature (25 degree celsius) to 0 degree celsius. Assume that the specfic heat capacity and the density of the beverage are the same as those of wat..
The endpoint in the titration is "overshot" A. is the reported molar concentration of the hydrochloric acid solution too high or too low. B. As a result of this poor titration technique, is the reported number of moles of B4O5(OH)4^2 would be too ..
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