A student collected the data shown below in order to determine the heat of vaporization of toluene. What value (in kJ/mol) did they determine? Report your answer to ONE place past the decimal. T(°C) abs 19.01 0.109 21.56 0.126 23.94 0.140 26.63 0.164 28.97 0.181

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A: The solutions are given below -

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A: Density = 12.85 g/L

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Q: 7. At 25°C, an aqueous solution of AlBr3 will have: (a) pH >7 (b) pH = 7 %3D (c) pH < 7

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Q: 1, 2 and 4

A: 1. Total molecular mass of Sb2S3 = 339.7 g  Mass of Sb = 121.76 g Amount of ore = 1kg = 1000 g 2. C…

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Q: 6. Identify the reagents in the following reaction scheme: OH Br -CH3 CH3 CH3 CH3 CH3

A: Question no.6 is explained below.

Q: D Question 3 Predict the pH range of a 0.500 M solution of LICIO4 need more information O neutral O…

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Q: 1,7,and 8

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Q: 1. Which of the following statements does not describe the general properties of liquids accurately?…

A: 1.Which one of the following statements does not describe the general properties of liquids…

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A:

Q: 1,

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A:

Q: 1. If you had to make a 0.750M solution of Na₂CO3 from 100mL of solution, determine the mass of…

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A: n =1, l=0 n =1 indicate principal quantum number is 1 l = 0 indicate s orbital  so orbital notation…

Q: Question 2 Calculate the pH of a buffer solution that is 0.500 M HA and 0.650 M A. K = 8.85 x 104.…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…