Individual basis Using EXCEL (or any similar software), do spreadsheet calculations and plotting capabilities to construct the unary phase diagram for the assigned compound* near its triple point (use a reasonable range of pressures and temperatures to show the phase diagram) *Use the last digit of your student number to select your compound from table I. Thermochemical data required for the task is available from the files attached to these instructions. Table I 0 1 2 3 4 5 6 7 8 9 Benze Ammo Argo Buta Carbo Etha Ethan Ethyle Oxyg Metha ne nia n ne n ne ol ne en ne Dioxi de

Individual basis Using EXCEL (or any similar software), do spreadsheet calculations and plotting capabilities to construct the unary phase diagram for the assigned compound* near its triple point (use a reasonable range of pressures and temperatures to show the phase diagram) *Use the last digit of your student number to select your compound from table I. Thermochemical data required for the task is available from the files attached to these instructions. Table I 0 1 2 3 4 5 6 7 8 9 Benze Ammo Argo Buta Carbo Etha Ethan Ethyle Oxyg Metha ne nia n ne n ne ol ne en ne Dioxi de

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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Please help with question 3
Octane(C3H18) is a hydrocarbon found in crude oil. Thermochemical data for octane is provided below. The total change in enthalpy is 15.94 kJ when heating 0.2500 moles of octane from -70.00°C to 100.0°C. Determine the AHfusion. Melting point: -57.00 °C Boiling point: 126.0 °C J Csolid : 185.0 °C mol J Cliquid: 254.0 °C mol J Cgas: 250.0 °C mol AHvap: 34.40 kJ/ mol Molar mass: 114.23 g/mol 0.2693 kJ/mol 4.720 kJ/mol O 21.50 kJ/mol 0.2540 J/mol
2 You may want to reference Section 3.7 (Pages 80-87) while completing this problem. Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization, calculate the amount of heat energy in each of the following. Keep in mind that the sign of the heat involved in the state change is ignored. W Alt Jill # 3 F3 E x X C $ F4 4 R 8 % V SD F G 5 2 F5 5 HH T Fó Q Search 6 Y H 6 F7 ▼ & L Part A 7 Calculate the joules released when 145 g of steam condenses at 100 °C and the liquid cools to 35.0 °C. Express your answer to three significant figures and include the appropriate units. ASUS Value FB U HA Submit Previous Answers Request Answer * 56 X Incorrect; Try Again; 4 attempts remaining 8 BN M FO I J K D I 9 v → J 1 FIO Alt O D L BINET O ON/OFF Ctrl 0 ? P 10 : F12 I { Prt Sc [ A + = I Review | Constants | Periodic Table Insert } ] 165 Delete Backspace 1 Enter 12:06 AM 2/2/2023 ☺. ▷ Home Shift t PgUp O PgDn End Fn
Which statement best describes the differences in the melting temperatures (Tm) of CaO and MgO? Tm (MgO) Tm (CaO) : Stronger ionic forces due to smaller distance between the ions (size) Tm (MgO) Tm (CaO) : Stronger ionic forces due to greater ionic charges (charge product)
You may want to reference Section 3.7 (Pages 80-87) while completing this problem. Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization, calculate the amount of heat energy in each of the following. Keep in mind that the sign of the heat involved in the state change is ignored. 3 E D C R F 5 T ▬▬▬ B FO 6 Q Search H ▼ Part A FZ ▼ N Copyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us | n 7 Calculate the joules released when 145 g of steam condenses at 100 °C and the liquid cools to 35.0 °C. Express your answer to three significant figures and include the appropriate units. Value Submit Part B ASUS U HA J * 8 Calculate the kilocalories needed to melt a 725 g ice sculpture at 0 °C and to warm the liquid to 35.0 °C. P Pearson M Request Answer F9 1 ( → C a Units K 9 F10 Alt NYE 1 L ? F11 O IA E P : F12 Ctrl - Review | Constants Periodic Table Prt Sc I + 19 = "1 Insert 4x D Delete…
Some physical properties of water are shown below. melting point boiling point specific heat solid 2.05 J/g °C specfic heat liquid 4.184 J/g.°C specific heat gas 2.02 J/g °C ΔΗ° fusion 6.02 kJ/mol ΔΗ° vaporization 40.7 kJ/mol If 16.6 g of water at 80°C are mixed with 10.7 g of ice at 0.0°C, what is the final temperature of the mixture? °℃ 0.0°C 100.0°C
The heat of fusion of Hg at its normal melting point of -38.9°C is 2.82 calg^-1. The densities of solid and liquid mercury at 1 atm and at that temperature are 14.193 and 13.690 gcm^-3, respectively. Find its melting point at 200 atm.
Use the data below to calculate the total heat in kJ needed for the following processés. melting point at 1 atm specific heat of liquid sodium 1.38 J/g°C 97.80°C specific heat of solid sodium 1.23 J/g°C AHfus 2.60 kJ/mol Provide the numerical answer without units to the correct significant figures and in a 'non-exponential form, i.e., in a form where the exponent is zero and therefore not shown. For example, 0.444 rather than 4.44 x 101. 1. The energy in kJ needed to heat 20.00 g of solid sodium (22.99 g/mol) at -5.00°C to solid sodium at 97.80°C when the atmospheric pressure is 1 atm. 2. The energy in kJ needed to heat 20.00g of solid sodium (22.99 g/mol) at 97.80°C to liquid sodium at 97.80°C when the atmospheric pressure is 1 atm.
9 Consider the following phase change equilibrium: CHCI3 (s)=CHCIl3 (1) If AH° is 9.73 kJ/mol and AS° is 43.39 J/mol K, determine the melting point of CHCI3 in K? Do not report units in your answer. Report you answer as a whole number (no places past the decimal point) Type your answer...
Consider the data in the table. Compound Melting point (°C) AHrus (kJ/mol) Boiling point (°C) AH,ap (kJ/mol) HF -83.11 4.577 19.54 25.18 HCI -114.3 1.991 -84.9 17.53 HBr -86.96 2.406 -67.0 19.27 HI -50.91 2.871 -35.38 21.16 Using the data in the table, calculate ASs and AS for HF. vap ASs = J/(K - mol) ASvap J/(K - mol) Determine the entropy change when 8.40 mol HF(s) melts at atmospheric pressure. AS = J/K
The standard enthalpy of fusion of silver at 1234 K is 11.30 kJ/mol. How much energy, in kJ, is required to completely melt 283.67 g of silver at 1234K? Report your answer to two decimal places. Do not include units in your response.
Is entropy increased or decreased in boiling water?