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determine how much PV work is done if 80.0 g of C2H4 and 125 grams of hydro chloric acid are permissible to react at atmospheric pressure and the volume change = -63.9 L? express your answer in kilojoules
A 4.20 grams nugget of Au (pure gold) absorbed heat of 285 Joules. if the initial temperature was 22.0°C then determine the final temperature of the Au? The specific heat of Au= 0.129 J/(g·°C).
Calculate the urms , uavg , and ump velocities for CH4 at 600. K. The molecular weight of methane is 16.043 g mol-1. Show your cancellations of proper units for at least one calculation
what is the final temperature of the mixed solution? The heat of neutralization is -56.2 kJ/mol. Assume the density and specific heat of the solutions are the same as those for water.
In the diels-alder reaction of cyclopentadiene and maleicanhydride what are the two side reactions of cyclopenadiene
Select all of the correct statements about reaction quotients and equilibrium constants from the choices below. A reaction quotient equals the equilibrium constant at equilibrium.
The quadratic formula is used to solve for x in expressions taking the form of a quadratic equation: ax2 bx c = 0, Solve for x in the following expression using the quadratic formula
A bu?er was prepared by mixing 1.0 mole of ammonia and 1.0 mole of ammonium chloride to form an aqueous solution with a total volume of 1.00 liter.
The specific heat capacities of Fe(s) and water are 0.45 J/g? and 4.184 J/g?, respectively. What is the final temperature of the system?
added 5 mL of 0.10 M H2SO4 instead of 5mL 0.10 M of HCl calculate the ph of the solution using henderson-hasselbalch
Spectroscopic studies have shown that the fusion reaction in the sun's core proceeds by a complicated mechanism. One proposed overall equation for the solar fusion reaction is
a sample of air contains 78.08% nitrogen, 20.94% oxygen, .05%carbon dioxide and .930% argon by volume. How many molecules of each gas are present in 1 liter of the sample at 25 degrees celsius and 1 atmosphere?
5000 barrels of 28O API gas oil are blended with 20,000 bbl of 15O API fuel oil. What is the density of the mixture in lbm/gal and lbm/ft3.
an intermediate step in the industrial production of nitric acid involves the reaction of ammonia with oxygen gas to
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