Please correct answer and don't use hand rating Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other properties of Xhave been determined:melting pointenthalpy of fusion75. °C10.00 kJ/molboiling pointenthalpy ofvaporization110. °C36.00 kJ/mol1.70 g/cm³ (solid)density1147. J.K·mol (solid)1.20 g/mL (liquid)heat capacity1152. J.K mol (liquid)64. J-K mol (vapor)You may also assume X behaves as an ideal gas in the vapor phase.Suppose a small sample of X at 50 °C is put into an evacuated flask and heated at a constant rate until 8.0 kJ/mol of heat has been added to the sample. Graphthe temperature of the sample that would he observed during this experiment.temperature (°C)150-140-130-120-110-100-90-80-70-60-0heat added (kJ/mol)5

Key Points from the Table:Melting point: 75°CBoiling point: 110°CEnthalpy of fusion (melting): 10.00…

Answered: Substance X is known to exist at 1 atm…

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter11: Liquids And Solids

Section: Chapter Questions

Problem 11.99QE

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Similar questions

Describe the behavior of a liquid and its vapor in a closed vessel as the temperature increases.
8.48 Why must the vapor pressure of a substance be measured only after dynamic equilibrium is established?
Why are steam burns so much worse than water burns even if the H2O is at the same temperature for both phases? Hint: Consider the heat of vaporization of water.
Carbon tetrachloride, CCl4, has a vapor pressure of 213 torr at 40.C and 836 torr at 80.C. What is the normal boiling point of CCl4?
he enthalpy (H)of vaporization of water is about seven times larger than water’s enthalpy fusion(41kJ/molvs.6kJ/mol). What does this tell us about the relative similarities among the solid, liquid, and gaseous states of water?
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Consider a substance X with a Hvap = 20.3 kJ/mol and Hfus = 9.0 kJ/mol. The melting point, freezing point, and heat capacities of both the solid and liquid X are identical to those of water. a If you place one beaker containing 50 g of X at 10C and another beaker with 50 g of H2O at 10C on a hot plate and start heating them, which material will reach the boiling point first? b Which of the materials from part a, X or H2O, would completely boil away first? c On a piece of graph paper, draw the heating curve for H2O and X. How do the heating curves reflect your answers from parts a and b?
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