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if the hydrated water molecules are not completely removed from the salt during the heating process, will the reported salt- to- water mole ratio be high or low? explain
The free energy change Delta GT at 2400 K is equal to 1.22*10^5 J/mol. Calculate the equilibrium constant at 2400 K.
express the work of isothermal reversible expansion of a van der waals gas in reduced variables and find a definition of reduced work that makes the overall expression independent of the identity of the gas.
If the association of several protein chains into a larger structure as in the case of hemoglobin is an example of ________ structure
Use satndard enthalpies of formation to calculate standard enthalpies of reaction for the reactions: a) C(graphic) + 2H2O(l) ---> CO2(g) +2H2(g) b) 2CH4(g) + O2(g) ---> 2CO (g) + 4H2(g) c) 2CO(g) + 2Cl2(g) ---> 2COCl2(g) d) Na2SO4 (s) +4CO(g) --->..
Tenzic acid is a H2Tenz is a diprotic acid with ionization constants Ka1 = 4.1 x 10-4, Ka2 = 1.5 x 10-9. Calculate a value for the [Tenz2-] in a 0.500 molar solution of H2Tenz.
Explain what the fragmentation patterns of the following molecules are List the fragment and the M/z values- 1. Isopropylcyclohexane
C12H10, is a nonvolatile, non-ionizing solute that is soluble in benzene, C6H6. At 25 degrees celcius, the vapor pressure of pure benzene is 100.84 torr. What is the vapor pressure of a solution made from dissolving 13.7 g of biphenyl in 34.6 g of..
In our world, starch is a polymer formed from a songle monomer unit, D-glucose. How would starch in a mirror image land differ from our starch and draw the structure of the monomer unit.
an office heater puts out 2070 btus of energy in the form of heat per hour. how many megajoules of energy in the form
Use the observations and arrange the following five reduction half-cell reactions in order, the one with the largest positive reduction potential listed first.
The pH of a white vinegar solution is 2.29. This vinegar is aqueous solution of acetic acid with a density of 1.09 g/mL. What is the mass percentage of acetic acid in the solution?
to identify a diatomic gas x2 a researcher carried out the following experiement she weiged an empty 1.00l bulb then
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