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Thermodynamics question

2015 · Shift 0 · Q5

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PYQ Library
JEE Main
Chemistry
Thermodynamics
2015 · Shift 0 · Q5

Thermodynamics question

2015 · Shift 0 · Q5

JEE MainChemistryThermodynamicsMCQ+4 / −1

The following reaction is performed at 298 K 2

NO

(g) +

O_2

(g)

NO_2

2

NO_2

(g) The standard free energy of formation of

NO

(g) is 86.6 kJ/mol at 298 K. What is the standard free energy of formation of

NO_2

(g) at 298 K? (KP = 1.6 × 1012)

A
86600 + R(298) ln(1.6 $\times$ 1012)
B
86600 - $ln (1.6 \times 10^{12}) \over R (298)$
C
0.5[2×86,600 – R(298) ln(1.6×1012)]
D
R(298) ln(1.6×1012) – 86600

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