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Explain how do the bond angles of PH3 and H2S compare? If different make clear why? How do the electronic and molecular geometries compare
Find Delta E(rxn) for the combustion of biphenyl in kJ/mol biphenyl. The heat capacity of the bomb calorimeter, determined in a separate experiment, is 5.86 kJ/degrees Celsius.
a 25ml portion of an unknown monoprotic acid solution was titrated with 1.5 m naoh. it was found 20ml of this base was
Iodine-131 decays to produce xenon-131. Which type of nuclear radiation is emitted in this reaction
What is the equilibrium pH of the solution? Solve by graphical method (draw a log C -pH graph and label the pertinent info, show your charge balance for the equation)
Give a definition of the ?outer. Explain what structural features of the solvent contribute to the value of this term.
Calculate the relative amounts of 1-chloropropane and 2-chloropropane obtained by the radical chlorination of propane, using this relative rate of reactivity.
Acetylene,C2H2 , can be converted to ethane,C2H6 , by a process known as hydrogenation. The reaction is C2H2 + 2H2 --> C2H6 Given the following data, what is the value of K(p) for this reaction?
Imagine you have a liquid that has two components: 75% benzene and 25% toluene by mass (e.g. a simplified crude oil mixture). What is the mass % of each in the vapor?
The solubility product of lead chromate is 2.0x10^-16 calculate the solubility in moles per liter of lead chromate in each of the following solutions:
how much heat is required to warm 219 g of ice from -45.7degc to 0.0degc melt the ice warm the water from 0.0degc to
initially the temperature is 97.3 degrees celsius. At this temperature the partial pressure of water is 745 mm Hg (torr). What is the % by mass of aniline in the distillate?
question a liter of solution saturated at 25degrees c. with calcium oxalate cac2o4 is evaporated to dryness giving a
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