The energy density of a liquid is defined as the heat is released when one liter of the liquid is burned.  Which of the following statements is true regarding ethanol and pure gasoline (no ethanol added)?     Question 5 options:   A)  The energy density of ethanol is the same as the energy density of pure gasoline.     B)  The energy density of ethanol is greater than the energy density of gasoline.     C)  The energy density of ethanol is less than the energy density of gasoline.     D)  No conclusion can be drawn since the combustion reactions of gasoline and ethanol are different.

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Q: 04 Math Short Answer 1/2 How much heat is released when a 27.7 g sample of ethylene glycol (C = 2.42…

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A: Correct answer : Condensation of water vapour.

Q: If a system has 48.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: Given q = 48.5 J ( positive as heqat is added )w = -75.5 J ( as work is done by system )

Q: how much heat was absorbed (in J) if a 12.6 g sample of an alloy with a specific heat of 0.477 J/g C…

A: Given, the mass of sample =12.6 gspecific heat of alloy =0.477 Jg.°Cinitial temperature =12.7…

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Q: Question 6 An known piece of metal has a mass of 59.047 g and when it absorbs 1715.44 J of energy,…

A: [6.] m = 59.047 g  q = 1715.44 J  Ti = 27.8°C  Tf = 100.0°C  c = ?

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A: Specific heat of piece of metal can calculated as follows

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Q: g 4. Explain the terms "latent heat of fusion" and "latent heat U of vaporization."

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Q: Question 22

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Q: Question 12 of 26 200 Joules of heat flows into a 35.0 g sample. If the temperature increases by…

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Q: "Use the following data to calculate the specific heat of the metal unknown. M(metal) = 35.0 g,…

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Q: q.4 An aluminum cup weighing 60.0 g is filled with 30.0 g of water. How much energy is needed to…

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