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You will be assigned a pigment color. Describe in detail how you plan to go about determining which pigment to make.
The iron-chromium voltaic cell utilizes the following reaction with a measured potential of 0.30 V. What is Î"G ° for this reaction?
What is the final temperature of the water when equilibrium is reached? (Assume a density of 0.998 (g/mL) for water.)
You are provided with the instrumental information below, identify the compound it was obtained for, explaining your reasoning.
The heat effect of the neutralization reaction NaOH(aq) + HCl(aq) is measured in an open adiabatic solution calorimeter (not a coffee cup calorimeter) The heat capacity of the calorimeter itself is 456 J/K.
what is the molar heat of vaporization in kilojoules per mole if its vapor pressure at 20C is 540 torr?
What amount of energy is required to completely ionize 6.2 grams of carbon atoms in the gas phase (C(g)) if the ionization energy of C(g) is 1086 kJ/mole?
a zero-order reaction has a constant rate of 3.40times10-4 . if after 45.0 seconds the concentration has dropped to
Some organic solvents are heavier than water and some are lighter than water. If you were given a test tube filled with a heterogeneous mixture of two liquids, one layer which is water and the other an organic solvent, how do you test to see which..
If 20.g of NaCl are used, how many grams of H2SO4 are required for complete reaction? Using the balance equation 2NaCl(s)+ 1H2SO4(aq)= 2HCl(aq)+ 1Na2SO4
An aqueous solution containing 0.18 M of unknown base has a measured pH equal to 8.27. What is the value of pKb for the unknown base?
In a separatory funnel, which would be on top and which would be on the bottom; 10% NaOH and hexane
An aqueous potassium nitrate solution has a freezing point of -2.0 °C. How many moles of potassium nitrate are contained in 0.5 kg of water in this solution? The freezing point depression constant for water is -1.86 °C/m.
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