Determine the heat of vaporization
At 1 atmosphere of pressure, 25.0g of a compound at its normal boiling point are converted to a gas by the addition 34,000 J. What is the heat of vaporization for this compound in J/g?
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Calculate the standard enthalpy of formation of carbon disulfide (CS2) from its elements, given the following data.
Given that the atomic mass of carbon is given as 12.0107 g/mol, what are the approximate relative abundances of the two isotopes 12 C and 13 C?
A certain second-order reaction () has a rate constant of 1.75×10-3 at 27 and an initial half-life of 274 . What is the concentration of the reactant after one half-life?
Use as few 3×8 binary-decimal decoders and 3-input NOR gates as possible to implement a BCD Squaring circuit. That is, it accepts a BCD digit, X (in 4-bit binary form) as input to produce its square, X2 at the output. Decoders with activ
The molar heat capacity of carbon dioxide at constant pressure is 29.14 J mol 1 K . What is the heat capacity of 2 moles of carbon dioxide at constant volume?
The rigid gate, OAB, shown in the figure below, is hinged at O and rests against a rigid support at B. What minimum horizontal force, P, is required to hold the gate closed if its width is 3.9 m?
Consider a steel tank whose volume is 65.0L and which contains O2 gas at a pressure of 16,500kPa at 22 C. a. What mass of O2 gas does the tank contain? b. What volume would the gas occupy at STP?
A 5.75 sample of S02Cl2 was placed in a 2.00-L flask, initial concentration of 0.0213M. At 648k the equilibrium of SO2 is 0.01725M. What are the equilibrium concentrations of SOCl2 and Cl2?
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