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.b. The standard enthalpy of formation of gaseous NH3 at 298 K is -46.11 kJmor'. Estimate the standard enthalpy of formation of gaseous NH3 at 400 K given that the molar heat capacities of NH3(g),H2(g)and N2(g)are 36.0,28.2 and 29.1J K' mor',respectively. If the standard Gibbs energy of formation of NH3(g) at 298 K is -16.45 kJ mor1 estimate the standard Gibbs energy of formation at 400 K.

.b. The standard enthalpy of formation of gaseous NH3 at 298 K is -46.11 kJmor'. Estimate the standard enthalpy of formation of gaseous NH3 at 400 K given that the molar heat capacities of NH3(g),H2(g)and N2(g)are 36.0,28.2 and 29.1J K' mor',respectively. If the standard Gibbs energy of formation of NH3(g) at 298 K is -16.45 kJ mor1 estimate the standard Gibbs energy of formation at 400 K.

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
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.b. The standard enthalpy of formation of gaseous NH3 at 298 K is -46.11 kJmor'. Estimate the standard enthalpy of formation of gaseous NH3 at 400 K given that the molar heat capacities of NH3(g),H2(g)and N2(g)are 36.0,28.2 and 29.1J K' mor',respectively. If the standard Gibbs energy of formation of NH3(g) at 298 K is -16.45 kJ mor1 estimate the standard Gibbs energy of formation at 400 K.
Transcribed Image Text:.b. The standard enthalpy of formation of gaseous NH3 at 298 K is -46.11 kJmor'. Estimate the standard enthalpy of formation of gaseous NH3 at 400 K given that the molar heat capacities of NH3(g),H2(g)and N2(g)are 36.0,28.2 and 29.1J K' mor',respectively. If the standard Gibbs energy of formation of NH3(g) at 298 K is -16.45 kJ mor1 estimate the standard Gibbs energy of formation at 400 K.
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