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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Ravi bhushan Best Answer
Temperature of liquid gas in Kelvin = -189 + 273.15 = 84.15 K. Final temperature = 2 × 84.15 = 168.30 K in °c = 168.30 - 273.15 = - 104.85°c