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Determine the mass of iodine that reacts if 1.38×103 kJof heat is emitted by the reaction.
Express your answer to three significant figures and include the appropriate units.
Titanium reacts with iodine to form titanium(III)iodide, emitting heat, via the following reaction:
2Ti(s)+3I2(g)→2TiI3(s), ΔHrxn=-839kJ
the atomic weight of a newly discovered el- ement is 98.225 amu. it has two naturally occuring isotopes. one isotope
Calculate the amount (volume) of 6.25% (wt./vol.) NaOCl solution (commercial bleach) required to oxidize 150 mg of 9-fluorenol to 9-fluorenone. Whenever appropriate, use balanced chemical equations as a part of your calculation.
The working buffer solution was warmed to 30oC and the pH of this solution was determined to be 8.03. What is the pKa of Tris under these conditions
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Calculate the number of moles of B at each time in the table. 0 s mol 40 s mol 80 s mol 120 s mol 160 s mol (b) Calculate the average rate of disappearance of A for each 40 s interval, in units of mol/s. 0 - 40 s mol/s 40 - 80 s mol/s 80 - 120 s m..
What is the boiling point of a solution of benzene containing 0.2 moles of a non volatile solute in 125 grams of benzene given that pure bezene has a boiling point of 80.1
write the MO configuration of N2^+ and terms symbol for the ground state and excited states. show the photoelectron spectrum of N2. Assign short and long progression band.
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a saturated solution of caf2 was found to have a f- concentration of 6.7 x 10-4m at 25degc. what is the ksp and whatis
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