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m = 0.517 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 27.9 °C to its boiling point. After the heating my = 0.17 kg of the methanol is vaporized. Heating and vaporizing takes t = 428.71 s with n=0.79 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? E₁ = kJ What is the energy required for vaporizing? E = kJ What is the power of the heater? P = kW What is the electr. energy needed for heating and vaporizing? Ee = kJ

m = 0.517 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 27.9 °C to its boiling point. After the heating my = 0.17 kg of the methanol is vaporized. Heating and vaporizing takes t = 428.71 s with n=0.79 heater's efficiency. What is the volume of methanol? V = m³ What is the energy required for heating? E₁ = kJ What is the energy required for vaporizing? E = 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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m = 0.517 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 27.9 °C to its boiling point. After the heating m, 0.17 kg of the methanol is vaporized. Heating and vaporizing takes t = 428.71 s with n = 0.79 heater's efficiency. What is the volume of methanol? V = What is the energy required for heating? E₁ 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 Insert the answer with 3 significant digits without rounding the answer. Constant Value Unit kJ с h P Tb 2.53 kg K 1165 786.3 64.7 m³ pareng kJ kg kg ㎡
Transcribed Image Text:m = 0.517 kg of methanol in atmospheric pressure is heated with an electric heater from T₁ = 27.9 °C to its boiling point. After the heating m, 0.17 kg of the methanol is vaporized. Heating and vaporizing takes t = 428.71 s with n = 0.79 heater's efficiency. What is the volume of methanol? V = What is the energy required for heating? E₁ 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 Insert the answer with 3 significant digits without rounding the answer. Constant Value Unit kJ с h P Tb 2.53 kg K 1165 786.3 64.7 m³ pareng kJ kg kg ㎡
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