_At standard conditions, N‚Äö√á√á + 2O‚Äö√á√á ‚Äö√°√£ 2NO‚Äö√á√á; ≈í√ÆG¬¨‚à û = 100 kJ/moleNO + ¬¨Œ©O‚Äö√á√á ‚Äö√°√£ 2NO‚Äö√á√á; ≈í√ÆG¬¨‚à û = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is$?

• A. 15
• B. 30
• C. 85
• D. 170