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Question- Which of the following situations will always correspond to a spontaneous situation? And a brief why?
1) ?S°system < 0, ?H°system > 0
2) ?S°system > 0, ?H°system > 0
3) ?S°system > 0, ?H°system < 0
4) ?S°system < 0, ?H°system < 0
Please show me how work it out above problem
The thickness of a piece of paper is 0.0036 in. Suppose a certain book has an Avogadro's number of pages; calulate the thickness of the book in light years.
Explain how to draw NMR structures for compounds that meet these descriptions: a. C2H60; one singlet b. C3H7Cl; one doublet and one septet c. C4H8Cl20; two triplets d. C4H8O2; one singlet, one triplet, and one quartet Any help would be greatly app..
From the data below, calculate the standard entropy change for the following reaction at 25oC: CaCl2(s) ---> Ca(s) + Cl2(g). Compound H (kJ/mol) So(J/mol-K)
During a fire, it was expected by the fire department report that the tank temperature rose to 365 degrees Fahrenheit. Find out the pressure of the oxygen gas in the tank during the fire.
Compute the final concentration of H+ or OH- if 24.0mL of 1.95M Ba(OH)2 is mixed with 34.0mL of 2.30M HCL. Presume the volumes are additive and that HCL and Ba(OH)2 are ionied completely.
1.use the three-step method described in the module to predict the actual precipitates which form if such is the case
Calculate the equilibrium constant Kc for the reaction. C6H5OH (aq) + NH3(aq) --> C6H5Oâ€" + NH4+(aq)
The greatest entropy of mixing
a 0.500 l solution of 7.50 m hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. calcium
when 100 ml of an aqueous solution containing 1.0 g of caffeine is extracted with 10 ml of chloroform at room
at the top of a building the barometric pressure reads 730 mm hg at the bottom of the building the barometric pressure
Use Hess's law and measure the mean enthalpy changes for the NaOH-HCL and NH3-HCL reactions to calculate the enthalpy change for this reaction
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