inum at  100 degree C is dropped into an aluminum calorimeter  of mass 120g and containing 150 g of kerosene at 15 degree C, the mixture reaches a  temperature  of  50 degree C specific heat of Aluminum = 0.21

Q: What is the specific heat c of a 0.500 kg metal sample that rises 4.80 °C when 305 J of heat is…

A:

Q: A beaker of negligible heat capacity contains 456 g of ice at -25.0°C. A lab technician begins to…

A: The beaker initially contains 456 grams of ice, at -25 C. Water converts into ice as soon as the…

Q: 11) A brass rod is 69.5 cm long and an aluminum rod is 49.3 cm long when both rods are at an initial…

A: Formula for Linear thermal expansion is l = (coeff for linear expansion) * (temp change) * (length)…

Q: How much thermal energy (in J) is required to boil 2.25 kg of water at 100.0°C into steam at…

A:

Q: A hot lump of 37.4 g of aluminum at an initial temperature of 65.9 °C is placed in 50.0 mL H,O…

A: mass of aluminum piece = 37.4 g Initial temperature of aluminum piece = 65.9oC volume of water = 50…

Q: Knowing that 1 cal = 4.182 J, determine the specific heats of the following substances in cal/gK.…

A:

Q: An object has mass 96_g. It is made of a metal alloy with specific heat 320 J/kg-°C, and it has…

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Q: Two blocks of metal are in contact with one another. The first block has unknown mass, specific heat…

A: Recall Q=mc∆TBy principle of calorimetryHeat lost by hotter body=heat gained by colder body

Q: A 6.20-kg steel ball at 19.4°C is dropped from a height of 11.2 m into an insulated container with…

A: mass m1  = 6.20 kg height H = 11.2 m volume V = 4.50L V = 4.50 X 10-3 m3 mass of water m2 = density…

Q: The temperature of a 0.555 kg block of ice is lowered to -120°C. Heat (0.5159 MJ) is then…

A:

Q: You wish to chill your freshly brewed tea with the minimum amount of ice that will avoid watering it…

A:

Q: A substance that has a temperature of 43 °C is poured over a glass that is at 83 °C, completely…

A: Giveninitial temperature of subsance=43oCfinal temperature of subsance=53oC∆Tsubstance=53-43…

Q: Tina is going to make iced tea by first brewing hot tea, then adding ice until the tea cools. Ice,…

A: Page 1

Q: r. Lussier enjoys a bath after a long day. After filling his tub with exactly 190.5 L of hot water,…

A: Given: The volume of the water is 190.5 L. The initial temperature is 61.1oC. The final temperature…

Q: The average person drinks 2.6 L of water a day. If you drink 2.6 L of water at 0 degrees C and heat…

A: Given data as per question  T1  =  0 T2  =  37 Volume  =  2.6L density  =  1g/ml

Q: A styrofoam cooler (k = 0.030 W/(m-°C) has outside dimensions of 0.130 m x 0.270 m x 0.280 m, and an…

A: The conductivity of the Styrofoam is 0.030 W/m·°C. The dimension of the cooler is 0.130 m×0.270…

Q: An insulated, copper container has mass 200.0 g and holds 500.0 g of water. They are both initially…

A:

Q: Specific heat (c) J/kg°C 900 Problem 9: The number of kilocalories in food is determined by…

A: mass of peanut = 4.85 g mass of water = 0.475 kg mass of aluminum cup = 0.115 kg increase in…

Q: You have 45 grams of ice at  -15 oC that you want to convert into steam at 115 oC. Find ΣQ.

A: Given: Mass of ice m = 45 gm. = 0.045 kg. Initial temperature of ice Ti=-15 oC Final temperature…

Q: A 25 g sample of iron initially at 800.00 °C is dropped into 200 g of water initially at 30.00  °C.…

A: Given data:  Mass of iron (m1) = 25 g = 0.025 kg Initial temperature of iron (T1) = 800.00°C Mass of…

Q: Ice melts to liquid water at O.0°C and it absorbs 0.334kJ of heat per gram. Suppose the heat needed…

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Q: The latent heat of vaporization is about 2.44 x 10⁶ J/kg and the density of the vapor is 0.598 kg/m³…

A:

Q: At what rate is heat lost through a 0.90 m × 3.2 m rectangular glass window that is 0.41 cm thick…

A: The area of the glass window is A=0.90×3.2 m2 Thickness of the window is ∆x=0.41 cm=0.41×10-2 m…

Q: Two blocks of metal are in contact with one another. The first block has mass 4.3 kg, specific heat…

A: Given The mass of the first block is m1=4.3 kg. The specific heat of the first block is Cp1=678…

Q: How much heat must be added to 8.74 kg of aluminum to change it form a solid at 130°C to a liquid at…

A: Given: The mass of aluminum is 8.74 kg.             The initial temperature 130°C.             The…

Q: To sterilize a 49-g glass baby bottle, we must raise its temperature from 22.0°C to 95.0°C. - How…

A: Given data:  Mass (m) = 49 g = 0.049 kg Initial temperature (T0) = 22.0°C Final temperature (T) =…

Q: In the figure, a copper bar is welded end to end with a brass bar. The cross-section area of both…

A: Given that,kc=385 Wm°Ckb=109 Wm°C∆T=100-0=100°Clength of copper lc=10 cm= 0.1 mlength of brass lb=10…

Q: Problem 6: Consider a 0.775 kg aluminum pot containing 2.35 kg of water. Substances Solids Aluminum…

A: Amount of het required depends upon specific heat constant and mass of matter to raise the…

Q: How much thermal energy (in J) is required to boil 1.90 kg of water at 100.0°C into steam at…

A: Given data: Mass of the water, m=1.90 kg Temperature difference, ΔT=157oC-100oC = 57oC Latent heat…