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What is the maximum number of phases that can be in mutual equilibrium in a four-component system?
In a 50.0 L container, 4.00 moles of chlorine and 2.00 moles of bromine are placed and kept at 293.0 K until equilibrium is reached. At equilibrium there are 82.63 g of Br2
The ΔGo for the change from liquid to gaseous water is positive. non-spontaneous. However, we all know that liquid water evaporates easily.
formic acid hfor has a ka equal to about 1.8x10-4. a student is asked to prepare a buffer having a ph of 3.4 from a
Suppose that 0.650mol of methane, \rm CH_4(g), is reacted with 0.800mol of fluorine, \rm F_2(g), forming \rm CF_4(g) and \rm HF(g) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released
consider the reaction ag bb lt-gt cgfor which k130. assume that .406 mol of cg is placed in a cylinder that has a
What is the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2? The Ka for acetic acid is 1.8 x 10-5.
Write four equations (showing structures) for the reactions used in this experiment to separate and recover m-nitroaniline, benzoic acid, and naphthalene.
What is the mole fraction of solute and the molal concentration for an aqueous solution that is 16.0% NaOH by mass
a solution is made by dissolving 31.0 g of naoh in approximately 450 ml of water in a volumetric flask. the solution
If a raindrop weighs 56 mg on average and 5.1 multiplied by 105 raindrops fall on a lawn every minute, what mass (in kg) of rain falls on the lawn in 4.0 h?
The H+ concentration of a 1 M solution of benzoic acid is 8x10^-3 M. What percent of the benzoic acid, C6H5COOH is ionized in this aqueous solution?
When trying to identify the smell of eugenol, many people recognize it as a different common spice: nutmeg. What can you infer about the structure of the principal component of nutmeg. What functional groups most likely exist in the molecule
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