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Gaseous hydrogen iodide is placed in a closed container at 425 , where it partially decomposes to hydrogen and iodine: 2HI(g) is at equilibrium H2(g)+I2(g). At equilibrium it is found that HI is 3.52×10-3 ,H2 is 4.78×10-4 , and I2 4.78×10-4.
Which solution will have the larger change in its freezing point: a 0.75 molal solution with water as the solvent or a 0.75 molal solution with naphthalene as the solvent. Calculate delta T for water and delta T napthalene
the boiling point of a solution containing 10.44 g of an unknown nonelectrolyte in 50.00 g of acetic acid is 159.2degc.
Draw a bromide that would undergo dehydrobromination (elimination of HBr) under basic conditions to give the compound whose name is below.
100g of metal x (csp=.21 j/gC) at 200C is put into 55g of water (Csp=4.184j/gC) at 24C. what is the final temperature
How many grams of Na3PO4 will be needed to produce 400ml of a solution that has a concentration of Na+ ions of 0.900 ?
Treatment of (S)-( )-5-methyl-2-cyclohexenone with lithium dimethylcuprate gives, after protonolysis, a good yield of a mixture containing mostly a dextrorotatory ketone A and a trace of an optically inactive isomer B
Write a nuclear reaction for the neutron-induced fission of U-235 to produce Te-137 and Zr-87? How many neutrons are produced
consider the following three equilibria occurring simultaneously in solutioncaaq c2o4aq cac2o4sh2c2o4aq haq
The decomposition of H2O2 is a first order reaction. Consider H2O2 has its initial concentration as 2.32M. What will be the concentration at t=1200 seconds? Use k=7.30*10^-4*s^-1
A solution was prepared by mixing 0.01150 HA and 0.01150 mol of NaA in a 500 ml Volumetric flask and diluting to mark. What is the pH of the resulting solution
The dielectric constant of water at room temperature is 78.3. Hint: your answer will come out negative because the interaction is attractive.
Draw an energy diagram for the enthalpy of solution of NaCl given that the lattice energy is 773 kJ/mol, the enthalpy of hydration is -769 kJ/mol with an enthalpy of solution equal to 4 kJ/mol.
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