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115 solutions

Enthalpy of Formation

Q. Calculate ΔHo rxn when 45g of CO is consumed. Show your work

Solved • Feb 11, 2020

Enthalpy of Formation

Q. A hypothetical solution forms between a solid and a liquid. The values of the thermodynamic quantities involved in the process are shown in the following table. Calculate the enthalpy of solution in kilojoules per mole of solute. Enter your answer in kilojoules per mole of solute.

Solved • Feb 7, 2020

Enthalpy of Formation

Q. A hypothetical solution forms between a solid and a liquid. The values of the thermodynamic quantities involved in the process are shown in the following table. Calculate the enthalpy of solution in kilojoules per mole of solute. Enter your answer in kilojoules per mole of solute.

Solved • Jan 31, 2020

Enthalpy of Formation

Q. A hypothetical solution forms between solid and liquid. The values of the thermodynamic quantities involved in the process are shown in the following table. Calculate the enthalpy of solution in kilojoules per mole of solute. Enter your answer numerically in kilojoules per mole of solute.

Solved • Jan 31, 2020

Enthalpy of Formation

Q. Which of the following reactions would have the enthalpy of formation of CH3OH(l) at 298 K?

Solved • Dec 31, 2019

Enthalpy of Formation

Q. Given the following reactions: N2(g) + 2 O2(g) → 2 NO2(g) ΔH°r = +67.4 kJ/mol N2H4(l) + 3 O2(g) → 2 NO2(g) + 2 H2O(l) ΔH°r = -554.4 kJ/mol 2 H2(g) + O2(g) → 2 H2O(l) ΔH°r = -571.5 kJ/mol Calculate ΔH°f of N2H4(l), N2(g) + 2 H2(g) → N2H4(l)

Solved • Dec 7, 2019

Enthalpy of Formation

Q. Given, the following data, calculate the normal boiling point for formic acid (HCOOH). ΔH˚f (kJ/mol) S˚ (J/mol • K) HCOOH (l) –410 130.0 HCOOH (g) –363 250.8

Solved • Dec 3, 2019