{"result":{"text":"f o r space 1 space m o l space c o m b u s t i o n space o f space b e n z e n e\nincrement n subscript g equals 1.5\nincrement H equals increment U plus increment n g R T\nrightwards double arrow negative 3271 equals increment U minus fraction numerator 1.5 cross times 8.314 cross times 300 over denominator 1000 end fraction\nrightwards double arrow increment U equals negative 3267.25 space k J space f o r space 1.5 space m o l\nincrement U equals negative 3267.25 cross times 1.5 equals negative 4900.88 space k J"},"status":"ok"}