Question

Consider the reaction 2C$_2$H$_6$(g) + 7O$_2$(g) ? 4CO$_2$(g) + 6H$_2$O(g) for which ?H° = ?2855 kJ and ?S° = 92.70 J/K at 298.15 K. 1. Calculate the entropy change of the UNIVERSE when 1.891 moles of C$_2$H$_6$(g) react under standard conditions at 298.15 K. ?S$_{universe}$ = ____ J/K 2. Is this reaction reactant or product favored under standard conditions? 3. If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored, choose 'reactant favored'. Submit Answer Retry Entire Group 8 more group attempts remaining

          Consider the reaction
2C$_2$H$_6$(g) + 7O$_2$(g) ? 4CO$_2$(g) + 6H$_2$O(g)
for which
?H° = ?2855 kJ and
?S° = 92.70 J/K at 298.15 K.
1. Calculate the entropy change of the UNIVERSE when 1.891 moles of C$_2$H$_6$(g) react under standard
conditions at 298.15 K.
?S$_{universe}$ = ____ J/K
2. Is this reaction reactant or product favored under standard conditions?
3. If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy
and entropy? If the reaction is reactant favored, choose 'reactant favored'.
Submit Answer
Retry Entire Group
8 more group attempts remaining

Consider the reaction
2C2H6(g) + 7O2(g) ? 4CO2(g) + 6H2O(g)
for which
?H° = ?2855 kJ and
?S° = 92.70 J/K at 298.15 K.
1. Calculate the entropy change of the UNIVERSE when 1.891 moles of C2H6(g) react under standard
conditions at 298.15 K.
?Suniverse = J/K
2. Is this reaction reactant or product favored under standard conditions?
3. If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy
and entropy? If the reaction is reactant favored, choose 'reactant favored'.
Submit Answer
Retry Entire Group
8 more group attempts remaining

Added by Jennifer M.

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