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Question Physical chemistry Physical chemistry Image transcription textUntitled EXPERIMENT T2 QUESTION 1 Using the calibration curve below, calculate the mole fraction ofethanol for a distillate sample with a refractive index of 1.379 to four significant figures. Q+x Calibration Curve1.42 1.40 Refractive index 1.38 1.36 0.1 0.2 0.3 0.4 0.5 0 Mole fraction of ethanol y = -0:125743 x + 1.42604… Show more Science Chemistry CHEM PHYSICAL C Share QuestionEmailCopy link Comments (0)