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m = 0.577 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 42.4 °C to its boiling point. After the heating my = 0.28 kg of the methanol is vaporized. Heating and vaporizing takes t = 499.17 s with n = 0.94 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? En kJ What is the energy required for vaporizing? Ev= kJ What is the power of the heater? P = kW What is the electr. energy needed for heating and vaporizing? Ee= kJ

m = 0.577 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 42.4 °C to its boiling point. After the heating my = 0.28 kg of the methanol is vaporized. Heating and vaporizing takes t = 499.17 s with n = 0.94 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? En kJ What is the energy required for vaporizing? Ev= kJ What is the power of the heater? P = kW What is the electr. energy needed for heating and vaporizing? Ee= kJ

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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m = 0.577 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 42.4 °C to its boiling point. After the heating my = 0.28 kg of the methanol is vaporized. Heating and vaporizing takes t = 499.17 s with = 0.94 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? En = kJ What is the energy required for vaporizing? Ev= kJ What is the power of the heater? P = kW What is the electr. energy needed for heating and vaporizing? Ee kJ
Transcribed Image Text:m = 0.577 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 42.4 °C to its boiling point. After the heating my = 0.28 kg of the methanol is vaporized. Heating and vaporizing takes t = 499.17 s with = 0.94 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? En = kJ What is the energy required for vaporizing? Ev= kJ What is the power of the heater? P = kW What is the electr. energy needed for heating and vaporizing? Ee kJ
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