How much energy in kilojoules is required to heat 3.47 g of ethanol (CH3CH2OH) from 1.71°C...

How much energy in kilojoules is required to heat 3.47 g of ethanol (CH₃CH₂OH) from 1.71°C to 98.8°C? The molar heat capacity of ethanol liquid is 112.86 J/mol °C. The molar heat capacity of ethanol gas is 78.28 J/mol °C. The ∆H_vap = 42.3 kJ/mol. The boiling point of ethanol is 78.4 °C. The melting point of ethanol is -114.14°C. PLEASE SHOW ALL WORK AND USE CORRECT SIG FIGS

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queen_honey_blossom answered 2 years ago

A.) How much heat energy, in kilojoules, is required to convert 60.0 g of ice at...

A.) How much heat energy, in kilojoules, is required to convert 60.0 g of ice at -18 degrees celcius to water at 25 degrees celcius? B.) How long would it take for 1.50 mol of water at 100 degrees Celsius to be converted completely into steam if heat were added at a constant rate of 24.0 J/s?

Part A: How much heat energy, in kilojoules, is required to convert 45.0 g of ice...

Part A: How much heat energy, in kilojoules, is required to convert 45.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Part B: How long would it take for 1.50 mol of water at 100.0 ∘C to be converted completely into steam if heat were added at a constant rate of 18.0 J/s ?

Part A. How much heat energy, in kilojoules, is required to convert 61.0 g of ice...

Part A. How much heat energy, in kilojoules, is required to convert 61.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units. Part B. How long would it take for 1.50 mol of water at 100.0 ∘C to be converted completely into steam if heat were added at a constant rate of 25.0 J/s ? Express your answer to three significant figures and include the...

How much heat energy, in kilojoules, is required to convert 32.0 g of ice at −18.0...

How much heat energy, in kilojoules, is required to convert 32.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units. How long would it take for 1.50 mol of water at 100.0 ∘C to be converted completely into steam if heat were added at a constant rate of 25.0 J/s ? Express your answer to three significant figures and include the appropriate units.

Part A How much heat energy, in kilojoules, is required to convert 42.0 g of ice...

Part A How much heat energy, in kilojoules, is required to convert 42.0 g of ice at − 18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units. Part B How long would it take for 1.50 mol of water at 100.0 ∘C to be converted completely into steam if heat were added at a constant rate of 23.0 J/s ? Express your answer to three significant figures and include...

How much heat energy is required to convert 87.8 g of solid ethanol at −114.5°C to...

How much heat energy is required to convert 87.8 g of solid ethanol at −114.5°C to gasesous ethanol at 184.2°C? The molar heat of fusion of ethanol is 4.60 kJ/mol, and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of −114.5°C and a normal boiling point of 78.4°C. The specific heat capacity of liquid ethanol is 2.45J/g⋅°C, and that of gaseous ethanol is 1.43J/g⋅°C.

How much heat energy is required to convert 11.7 g of solid ethanol at -114.5 °C...

How much heat energy is required to convert 11.7 g of solid ethanol at -114.5 °C to gasesous ethanol at 165.1 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C.

How much heat energy is required to convert 53.0 g of solid ethanol at -114.5 °C...

How much heat energy is required to convert 53.0 g of solid ethanol at -114.5 °C to gasesous ethanol at 141.8 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C.

How much heat energy is required to convert 82.2 g of solid ethanol at -114.5 °C...

How much heat energy is required to convert 82.2 g of solid ethanol at -114.5 °C to gasesous ethanol at 129.6 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C.

How much heat energy is required to heat 20.8 g of water from 39.5∘C to 187.2∘C?...

How much heat energy is required to heat 20.8 g of water from 39.5∘C to 187.2∘C? Answer in Kilojoules

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