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The standard Gibbs free energy change for the decomposition reaction of CaCO3 (s) to CaO (s) and CO2 (g) at 1173 K is 0.178 kJ/mol. Calculate the equilibrium constant for the decomposition at 1173 K.
Calculate the volume of water added to 0.410 L of 0.0340 M sodium hydroxide to obtain a 0.0110 M solution (assume the volumes are additive at these low concentrations).
Sorbose, C6H12O6, is used in making vitamin C. A sorbose sample containing 48 g of carbon atoms also contains ____ g of hydrogen atoms.
calculate q if the temperature of a 1.00 kg water bath in the surroundings increases by 1.25 celsius degree. assume
Calculate the vapor pressure of ethanol at 30C (in mm Hg). Bp of ethanol 76 C.
determine what is the density of the oxygen gas in the full bottle if a cylindrical gas lecture bottle has internal
A chemical reaction occurs and absorbs 1720 J. How many calories is this? Is it an exothermic or endothermic reaction
What mass of NH3 is needed to react with 21 grams of CH3OH?
How much PV work is done in kilojoules and what is the value of ^E in kilojoules for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80L
Evaluate the specific rate constant for the reaction at the temperature for which the data were obtained. The rate-law expression is rate = k[A][B]2
three gases 8.00 of methane 18.0 of ethane and an unknown amount of propane were added to the same 10.0- container.
What information is obtained from the partition function? How is the partition function used to calculate state functions u, s, and a
100.0mL of a K2HPO4 solution is titrated with 0.1187M NaOH. The endpoint is reached when 115.4mL of OH- has been added. Find out the mass of K2HPO4 dissolved in the original 100.0 mL H2O as well as the pH of the solution at the end point of the ti..
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