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An equilibrium mixture of H2, I2 and HI at 458 C contains 0.112 molH2, 0.112 mol I2, and 0.775 molHI in a 5.00-L vessel. A) What are the equilibrium partial pressure of HI when equilibrium is reestablished following the addition of 0.200 mol of HI? B) What are the equilibrium partial pressure of I2 when equilibrium is reestablished following the addition of 0.200 mol of HI? C) What are the equilibrium partial pressure of H2 when equilibrium is reestablished following the addition of 0.200 mol of HI?
The vapor pressure of an unknown compound at 25 degrees C is 94.6 Torr and its enthalpy of vaporization is 30811 J/mol. Estimate the normal boiling point of this compound. assume the enthalpy of vaporization is independent of temperature.
Calculate the amount of heat liberated (in kJ) from 383 g of mercury when it cools from 61.0°C to 11.0°C.
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