Calculate the heat lost by the liquid water (in kJ).

Q: Given that a 10.0 g sample of ice at 0.0 °C melts and then the resultant water proceeds to warm to…

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Q: 11. It has been determined that the body can generate 5500 kJ of energy during one hour of strenuous…

A: Energy generated during one hour exercise = 5500kJ Heat of vaporization of water = 40.6kJ/mol Time…

Q: 2. Why does the temperature of a mixture of ice and water remain constant during melting and…

A: At melting point of ice, the heat is consumed as 'latent heat' i.e heat used for breaking…

Q: Calculate the heat change in joules for freezing 235 gg of water at 0 ∘C∘C.

A: Given that 235 g of water has to freeze at zero degree Celsius.The enthalpy of fusion for water is…

Q: you chop out a 500 g sample of ice out of the Red River when it –40°C outside, then you bring the…

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Q: Calculate the heat capacity, in joules per degree, of 28.4 g of water. Specific heat of water is…

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Q: How many kJ of heat are necessary to raise the temperature of 10.0kg of liquid water from 24.6C to…

A: Answer           Q = mCvdT given m = 10.0 Kg            m = 10000g…

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: 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: How much energy is given off when 563.8 g of NaCl solidifies at its freezing point of 801C

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Q: How many kJ of heat is needed to raise the temperature of 0.250 L of water in t liquid phase from…

A: Volume of water V = 0.250 LT1 = 24.6 oCT2 = 46.2 oC

Q: water boils at higher temperature under higher pressure (pure substance

A: This is multiple questions. According to Guidelines, in multiple questions, we can only solve the…

Q: Determine the amount of heat energy in joules required to raise the temperature of 7.40g of water…

A: Given:  Mass of water = 7.40 g  Initial temperature = 29°C Final temperature = 46°C Standard data:…

Q: how many joules of heat are required to heat 25.0 g of ethyl alcohol from the prevailing room…

A: Given, mass of ethyl alcohol is 25.0g, initial temperature is 22.50C, final temperature is 78.50C.…

Q: If it requires 70.4 kJ of heat to boil 1.60 moles of water, what is its enthalpy of vaporization?

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Calculate the heat change in calories for freezing 45 gg of water at 0 ∘C∘C.

A: Heat change in freezing of a substance is equal and opposite of heat change in melting of the…

Q: Calculate the amount of heat required to raise the tempature of an 91 g sample of water from 39C to…

A: Given: Specific heat of water = 4.18 J/g⋅∘C. Mass of water = 91 g. Initial temperature (T1) = 39 ∘C…

Q: Calculate the amount of heat absorbed by 100 g of water that warms from 100 K to 273 K.

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Q: The specific heat of mercury is 0.140 J/g°C. Calculate the heat necessary to raise the temperature…

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Q: How much heat, in joules and in calories, must be added to a 89.1 g chromium block with a specific…

A: The relationship between the amount of heat of a substance and mass, specific heat, and change in…

Q: Calculate the heat change in kilojoules for freezing 90.0 g of water at 0 degrees Celsius.

A: we have to calculate the heat change for freezing 90.0g water at 0oC

Q: Calculate the amount of heat (in joules) required to heat 43 grams of water from 28°C to the…

A: Given, mass of water = 43 g Initial temperature (Ti) = 28°C Final temperature (Tf) = 100°C Amount of…

Q: What is the total heat flow if 40 grams of steam at 143°C is cooled to become water at 34°C? The…

A: mass = 40g  specific heat of steam is 2.0 J/g • °C   specific heat of water is 4.18 J/g • °C heat of…

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: 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 temperature of 34.7 g H2O changes from 27 °C to 53 °C. What is the heat associated with this…

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Q: How much heat (in kJ) is evolved when 148.74 g of water cools and freezes from 73.72C to 0C?

A: The freezing of water will involve the removal of energy. First water will be cooled down to 0 0C,…

Q: Calculate the amount of heat needed to raise the temperature of 55.0 g of liquid water from 25°C to…

A: The mass of liquid water is = 55.0 g The initial temperature of the liquid water is = 25°C The final…

Q: If 31.5 g of LiBr are dissolved 350.0 g of water at 20.0 °C in an insulated container, a temperature…

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Q: How much heat is required to convert solid ice with a mass of 930 g at a temperature of -10.0 °C to…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: enthalpy

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Q: How much heat is absorbed by a 275-gram sample of water as it is heated from 25oC to its boiling…

A: The heat absorbed by a substance is dependent upon the nature of the material (specific heat…

Q: 4. If a fish caught in a rive for a longer time than w

A: If a fish caught in a river is placed in a bowl of water and kept in a cool place, it survives 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…

Q: How

A: We will calculate heat used in conversion of ice into water