MISSED THIS? Read Section 12.5 (Pages 512-522): Watch KCV. 12.5. WE 123. Suppose that 0.84 g of water condenses on a 85.0 g block of iron that is initially at 24°C. Part A If the heat released during condensation goes only to warming the iron block, what is the final temperature (in "C) of the iron block? (Assume a constant enthalpy of vaporization for water of 44.0 kJ/mol and a heat capacity for iron of 0.449 J-g¹C¹ Express your answer using two significant figures. ▸ View Available Hint(s) Tr= LG ΑΣΦΑ Submit "C

MISSED THIS? Read Section 12.5 (Pages 512-522): Watch KCV. 12.5. WE 123. Suppose that 0.84 g of water condenses on a 85.0 g block of iron that is initially at 24°C. Part A If the heat released during condensation goes only to warming the iron block, what is the final temperature (in "C) of the iron block? (Assume a constant enthalpy of vaporization for water of 44.0 kJ/mol and a heat capacity for iron of 0.449 J-g¹C¹ Express your answer using two significant figures. ▸ View Available Hint(s) Tr= LG ΑΣΦΑ Submit "C

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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What amount of thermal energy (in kJ) is required to convert 38.2 g of ethanol at -148 °C completely to gaseous ethanol at 100 °C? The melting point of ethanol is -114 °C and its normal boiling point is 78 °C. The heat of fusion of ethanol is 5.0 kJ mol-1 The heat of vaporization of ethanol at its normal boiling point is 35.0 kJ mol-¹ The specific heat capacity of solid ethanol is 1.05 J g-¹ °C-1 The specific heat capacity of liquid ethanol is 2.44 J g-¹ °C-¹ The specific heat capacity of gaseous ethanol is 1.01 J g-¹ °C-¹ Answer:
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Based on the thermodynamic properties provided for water, determine the amount of energy released for 130.0 g of water to go from 89.0 °C to -12.0 °C. Property Value Units Melting point 0.0 °C Boiling point 100.0 °C ΔHfus 6.01 kJ/mol ΔHvap 40.67 kJ/mol cp (s) 37.1 J/mol · °C cp (l) 75.3 J/mol · °C cp (g) 33.6 J/mol · °C
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A 0.554 g sample of steam at 106.0 °C is condensed into a container with 5.20 g of water at 16.4 °C. What is the final temperature of the water mixture if no heat is lost? The specific heat of water is 4.18, the specific heat of steam is 2.01 g., and AH vap = 40.7 kJ/mol. T₁ = °C
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