How much heat is required to vaporize 100.0 g of ethanol

Q: 1. Ethanol has a heat of vaporization of +841 J/g when it transitions from liquid to gas What is the…

A: Heat of vaporization is defined as the energy change when one mole of a liquid is converted to one…

Q: What amount of ethylene glycol (molar enthalpy of vaporization=58.8 kJ/mol) would vaporize while…

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Q: How much heat energy in Joules is needed to convert 50.0g of ice at -5°c to liquid water at 100°c so…

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Q: Suppose that 1.15 g of rubbing alcohol (propan-2-ol) evaporates from a 65.0 g aluminum block. If…

A: Given, Mass of alcohol evaporate = 1.15 g Mass of Aluminum block = 65.0 g Initial heat of the block…

Q: How much heat is required to heat a 18.4 g ice cube from -23.0 °C to -1.0 °C? Specific heat of ice…

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Q: The energy required to melt 1.00 g of ice at 0 °C is 333 J. If one ice cube has a mass of 63.5 g and…

A: The term melting has been defined as a physical process which results ibn the transition of the…

Q: At a certain elavation, the boiling point of water is 98.5C. How much energy, in kilojoules, is…

A: Heat energy needed,Q= 11.0 KJ

Q: 125 g of dry ice (solid CO2) is dropped into a beaker containing 500 g of 66°C water. The dry ice…

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Q: Why is the heat of vaporization of water greater at room temperature than it is at its boiling…

A: The heat of vaporization or heat of evaporation is the quantity of heat required by the compound or…

Q: The heat of vaporization of water is 40.66kl/mol. How much heat is absorbed when 2.98g of water…

A: Heat of vaporization is amount of heat which converts water from liquid state to the vapour phase.…

Q: Suppose that 1.01 g of rubbing alcohol (C3H8O) evaporates from a 65.0 g aluminum block. Aluminum has…

A: Given data:

Q: How much heat is involved when an 100 g ice at 0 °C is heated to 80 °C? Specific heat of ice is 0.5…

A: Given data - - > mass (m) = 100 g Specific heat (C) = 0.5 cal/g °C Initial temperature (T1) = 0°C…

Q: How much heat will 325.0 g H2O at 15.0 oC absorb if the temperature in increased to 90.0 oC? The…

A: Solution

Q: How much heat is required to change  256.0 g  of water at  58.1 ° C  to steam at  100.0 ° C?

A: Given that: Mass of water, mwater = 256.0 g Initial temperature = 58.1⁰C Final temperature = 100.0⁰C…

Q: Ethyl chloride, C2H5CI, is used as a local anesthetic. It works by cooling tissue as it vaporizes.…

A: The molar mass of ethyl chloride is : MC2H5Cl=M2C+M5H+MCl           =[12×2+5×1+35.5]           =64.5…

Q: How much energy in Joules (J) is needed to vaporize 15.0 g of rubbing alcohol?  The heat of…

A: The amount of heat energy required to vaporize the 15.0 g of rubbing alcohol is to be determined.…

Q: How much heat is involved when an 100 g ice at 0 °C is heated to 80 °C? Specific heat of ice is 0.5…

A: Given: Mass of ice is 100 g. Specific heat of ice is 0.5 cal/g·°C. Temperature is heated from 0°C to…

Q: How much energy in kilojoules is required to convert 100mL of water at its boiling point from liquid…

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Q: How many joules of energy are required to change 50.0 g of Cu from 25.0°C to a liquid at its melting…

A: Given:  Mass of Cu given= 50.0 g  Initial temperature= 25°C  Final temperature= 1083°C  Specific…

Q: Find ΔH, ΔE, q, and w for the freezing of water at -10.0 °C. The specific heat capacity of ice is…

A: Given:  Specific heat of ice = 2.04 J/goc Heat of fusion = -332 J/g

Q: What change in energy is required to heat 55.00 g of water at 15.00 degrees C to vapor at 180.0…

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Q: . Ethane (C2H) has a heat of vaporization of 14,707 kJ g mol at 184.6 K. What is the estimated heat…

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Q: Find ΔH, q, w, and ΔE for the freezing of water at−19.10 °C. The specific heat of ice is 2.087 Jg·°C…

A: Given:Specific heat of ice= 2.087 J go CHeat of fusion= -333.6 J/g.

Q: 236 grams of water at 11°C is subjected to a big fire. Calculate the heat in kJ, absorbed by H20…

A: Given that: mass of water = 236 g T1 = 11 oC T2 = 173 oC ∆Hvap = 2260 J g-1 Specific heat of water…

Q: 54.73 g of water, H2O, 18.02 g/mol, was heated from -19.53 °C to 112.08 °C.  The freezing and…

A: Between the heating range of -19.53 to 112.08 degree all three states of water is present. At -19.53…

Q: How much heat is required to vaporize 2.31 mol of methane, CH¼, at its boiling point? The heat of…

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Q: Calculate the amount of energy (in kJ) that is evolved as heat when 1.0 L of water at 0 0C…

A: We have 1 L of water at 0°C, we have to calculate the heat evolved when it solidifies to ice .

Q: A 193.1 g sample of water at 21.2°C is heated to steam at 131.5°C. How much heat was absorbed?

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Q: An ice cube of mass 65 g is taken from a freezer at -15°C and dropped into 125 cm of water at 85°C.…

A: Since you have posted multiple questions, we are entitled to answer the first only. 1) Given: Mass…

Q: . How much heat must be removed from 15.5 g of water at 90.0°C to cool it to 43.2

A: q=m.c.∆T q= heat  m=mass C.=heat capacity ∆T= difference in temperature

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

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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: The heat of fusion for sea ice is 79.70 cal/g. How many calories of heat are needed to melt a 35.00…

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Q: much energy does it take to turn 10g of liquid water into a gas at the boiling point?  heat of…

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Q: How much energy is absorbed or released when 2.30 moles of water (4.184 J/g°C) cools from its normal…

A: Given: Moles of water = 2.30 moles. Specific heat capacity of water = 4.184 J/g C∘. We have to find…

Q: A quantity of ice at 0 °C was added to 64.3 g of water in a glass at 55 °C. The final temperature of…

A: Given,Mass of water = 64.3g. Temperature of water = 550C.Final temperature of system = 150C.Heat of…

Q: How much energy is needed to convert 64.0 grams of ice at 0.00°C to water at 75.0°C?  Specific heat…

A: Given, Specific heat (ice)= 2.10J/(g°C) Specific heat (water)=4.18J/(g°C) Heat of fusion= 333J/g…

Q: 8. The heat of vaporization of benzene (C2H6) is 568 J/g. How much energy is needed to vaporize 4.5…

A: Chemical formula of benzene is C6H6. Mass of 4.5 moles of benzene = moles x molar mass = 4.5 x 78 =…

Q: How much heat (in calories) is absorbed when a 2.60 kg block of ice melts into a liquid? For water,…

A: Given: The mass of ice block, (m) =  2.60 Kg = 2600 g. The ∆Hfus for water=80 cal/g.

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: What change in energy is required to heat 55.00 g of water at 15.00 0C to vapor at 180.0 0C?

A: The quantity of heat transfers from one form to another is denoted as Q. Given the mass of…

Q: Determine the heat in kJ to heat 7.18 moles of ice from -29.286 degrees celcius to -2.357 degrees…

A: Mass can be determined using the below given equation,

Q: 11. Based on the heating graph shown in the figure for a substance, X, at constant pressure, Energy…

A: THe heating curve of the compound given is,

Q: Which of the following phase changes involves the transfer of heat from the surroundings to the…

A: Interpretation: To identify which of the following phase changes involves the transfer of heat from…

Q: How much energy is released when 75.3 g of water vapor at 115 °C condense and cool to liquid at 25.0…

A: Given that : Mass of water (m) = 75.3 g Initial temperature = 115°C Final temperature = 25.0 °C The…

Q: 1. How much heat is released when 165 g of liquid benzene, C6H6 (1), cools from 78.0°C to 12.0°C?…

A: The mass of benzene is = 165 g The decrease in the temperature of the liquid benzene is = 78.0oC to…

Q: 5. When 10 g of diethyl ether is converted to vapor at its boiling point, how much heat is absorbed?…

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Q: how much energy is required to vaporize 125 g of benzene c6h6 at its boiling point 80.1 C

A: Given, Mass of benzene =125 g Boiling point =80.1°C

Q: Find ∆H, ∆E, q, and w for the freezing of water at -10.0°C. The specific heat capacity of ice is…

A: Given:  Specific heat of ice = 2.04 J/goc Heat of fusion = -332 J/g Determination of delta H: The…