The specific heat capacity of liquid ammonia is 4700J/Kg.K and its latent heat of vaporization is 1370 kJ/kg. Determine the amount of thermal energy needed to raise the temperature of 1750 g of liquid ammonia from -70.0° C to its boiling point, -33.5° C, and then vaporize it completely.

Q: What is the final equilibrium temperature when 20.00 grams of ice at -15.0°C is mixed with 5.000…

A: Heat gain by ice =Heat loss by steam Heat change in same phase=ms∆T Heat change when phase…

Q: Calculate the total amount of energy (in kJ) necessary to raise the temperature of 2.00 L of ethanol…

A: Ethanol (Liquid) at 18 oC ---> Ethanol (liquid) at 78.3 oC ---> Ethanol (vapor) at 78.3 oC…

Q: Calculate the heat energy required

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Q: A 20.0 g mass of ice is heated from 0°C until it completely turns to vapor at 100°C. If you are…

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Q: Calculate the total amount of energy (in kJ) necessary to raise the temperature of 2.00 L of ethanol…

A: The amount of heat energy required to change the state of a substance from a liquid into vapor or…

Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at - 196°C. When 7.7 g of nitrogen…

A: Use calorimetry principle to get answer Heat flow from high temperature to low temperature. Heat=…

Q: 4. What is the minimum amount of ice at 0°C that must be added to the contents of a can of diet cola…

A: Heat released by diet cola = heat absorbed by ice  Heat absorbed by ice = heat required to transform…

Q: energy in kJ

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Q: The heat of vaporization for ethanol is 0.826 kJ/g. Calculate the heat energy in joules required to…

A: given mass of ethanol = 79.95 g heat of vaporization ΔHvap = 0.826 kJ/g

Q: The enthalpy for boiling water is 40.7 kJ/mol. What is the quantity of heat (in kJ) required to boil…

A: enthalpy for boiling water = 40.7 kJ/molmass of water = 250.1 g quantity of heat (in kJ) required to…

Q: Energy Constants for H2O 334 J/g = Heat of Fusion (Hf) 2260 J/g = Heat of Vaporization (Hv) 2.11…

A: The heat required to boil off water is calculated as shown below: Heat = Heat required to raise the…

Q: A0 682 mol sample of liquid propanol (60.09 g/mol) is heated from 25.6°C to 322.7°C. The boiling…

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Q: A sample of C₃H₄Br₂ has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

A: The heat required to change the temperature form T1= 97.5 °C…

Q: O 117°C O 68.1°C O 93.1°C O 97.6°C O 41.5°C

A: Given: The normal boiling point of water, (T1) = 373 K. The pressure at normal boiling point, (P1) =…

Q: Calculate the total heat flow, qtotal, when 15.0 g of water is cooled from 115°C to -20.0°C. The…

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Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196°C. When 7.7 g of nitrogen…

A: The amount of heat lost by the metal is equal to the amount of heat gained by the water. Formula…

Q: The heat of vaporization for ethanol is 0.826 kJ/g0.826 kJ/g. Calculate the heat energy in joules…

A:

Q: 2. Under normal atmospheric pressure, nitrogen boils (and condenses) at - 196°C. When 7.7 g of…

A:

Q: The enthalpy for boiling water is 40.7 kJ/mol. How much heat is required to boil 820.1 g of water?

A: The given question can be solved by calculation the number of moles present in the given amount of…

Q: A sample of C₃H₄Br₂ has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

A:

Q: The standard heat of vaporization for water is 40,700J/mol. What is the boiling point of water at a…

A: By Clausius-Clayperon equation lnP2P1= △HR(1T1- 1T2) △H=Heat of vaporizationP2 = Final  pressureP1=…

Q: How much energy is needed to completely boil away 250 g of 40oC water into 100oC water vapor?

A: Q =q1 + q2  q1 = heat required to warm the temperature  q2 = heat required to vapourize the water…

Q: A sample of C₃H₄Br₂ has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

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A: The answer to the following question is-

Q: A sample of C3H4Br2 has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

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Q: A 22.5-g sample of ice at 0.0°C is added to 100.0 g of warm water at 35.0°C, and the final…

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Q: The heat of fusion of pure silicon is 43.4 kJ/mol. How much energy in kJ would be needed to melt a…

A: Heat of fusion : Heat needed to conversion of 1 mol of solid to liquid is called heat of fusion…

Q: Calculate the heat released when 65.5g of water at 55.5 ° C cools to ice at 0.0 ° C. (Given that the…

A: Here we are required to find the heat energy released during freezing process

Q: The enthalpy for boiling water is 40.7 kJ/mol. How much heat (in kJ) is required to boil 322.1 g of…

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Q: Examining ammonia (NH3) in a laboratory you find that compressing 90.4 g of that substance to a…

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Q: The heat of vaporization for ethanol is 0.826 kJ/g. Calculate the heat energy in joules required to…

A: Given that,  Heat of vaporisation of ethanol ∆Hv = 0.826 KJ/g Mass of ethanol given m = 79.85 g

Q: A sample of C3H4Br2 has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

A:

Q: The enthalpy for boiling water is 40.7 kJ/mol. What is the quantity of heat (in kJ) required to boil…

A: The question is based on the concept of chemical thermodynamics. we have to calculate how much heat…