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Question: Will the temperature decrease shift the equilibrium toward the reactants or products for a reaction characterized by a positive reaction enthalpy and positive reaction entropy?
Another hypothetical molecular compound, Y 2(g), has a bond energy of 750 kJ/mol, and the molecular compound XY(g) has a bond energy of 1500 kJ/mol. Using bond-energy information, calculate ?H for the following reaction:
If a pure R isomer has a specific rotation of -152.0°, and a sample contains 71.0% of the R isomer and 29.0% of its enantiomer, what is the observed specific rotation of the mixture
How do you predict the solubility curve vs Temperature for adipic acid in water if im recrystallization from water? (Graph: x-axis is temperature and y-axis is solubility) How would the graph kinda look like
A 90.0 g piece of hot iron is placed in a calorimeter containing 125 mL water at 19.8 degrees celcius. If the final temperature of both the water and the iron is 24.6 degrees celcius, what is the initial temperature of the hot iron?
Calculate the vapor pressure of water above a solution prepared by dissolving 26.9 g of glycerin (C3H8O3) in 183 g of water at 343 K. Vapor Pressure (torr) at 343 (or 70) is 233.7 torr
Calculate the kg/h of wet cake feed needed to produce 1000 kg/h of "dry" ?sh cake product.
The mass spectrum of an organic compound shows the relative abundances of M to be 83.79% and M 1 to be 13.59%. Assuming the peaks are caused by 12C and 13C isotopes,
Determine the volume of .450M NaPO4 is needed to precipitate all the lead(II) ions from 190.0mL of .550M Lead(II) nitrate?
What is the boiling point of a solution of 0.150 mole Al(NO3)3 in 0.500 kg water? (Kb=0.512 degrees C m-1). A) 100.15 B) 100.61 C) 99.39 D) 100 E) 100.31 If you could explain how you got the answer it would be greatly appreciated.
What is the hydrogen ion concentration of a solution when 2.334ml of acetic acid (60.05 g/mole) and 2.082 grams of sodium acetate (82.04 g/mole) are added to 500ml of water?
The molecular weight of the protein is 3.4e4 grams per mole. What is the molar concentration of the protein?
The reactant concentration in a zero-order reaction was 0.100 M after 130 s and 2.50×10^-2 M after 325s . The rate constant for this reaction is 3.85x10^-4 M/s. What was the initial reactant concentration for the reaction described in Part A
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