The specific heat of germanium is 321 J/kgC. How much energy, in kilojoules, is required to raise the temperature of 4.5kg of germanium by 2 degrees celcius?

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Q: An ice cube at 0 degrees C is dropped into a container with 0.5 kg of water at 20° C. The specific…

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Q: A 4​-kilogram​[kg] projectile traveling at 120 meters per second​ [m/s] is stopped by being shot…

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Q: A 0.61 kg sphere at 368 K is dropped into a thermally insulated container with 1 kg of water at 300…

A: Given : Mass of Sphere (M) = 0.61 kg Initial Temperature of Sphere = 368 K Mass of Water (m) = 1 kg…

Q: If 31.0 g of milk at a temperature of 4.15°C is added to a 250-g cup of coffee at a temperature…

A: Let the final temperature is T

Q: A mass of ice at -4°C is needed to cool 115 kg of vegetables in a bunker for 24 hours. The initial…

A: Given that:Initial temperature of the ice, Ti=-4°CThe initial temperature of the vegetables,…

Q: A 755-g sample of water is heated from 5.50°C to 98.40 °C. Calculate the amount of heat absorbed (in…

A: The amount of heat absorbed by the water can be determined as, Here, m, cw, Ti and Tf   represent…

Q: An engineer is designing a cooling system for a chemical process that produces 52 kJ of heat every…

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Q: A 0.310 kg aluminum bowl holding 0.805 kg of soup at 25.0\deg C is placed in a freezer. What is the…

A: Given:mass of aluminium, m= 0.310 kg mass of soup,m' = 0.805 kg initial temperature, T = 25 degree C…

Q: How much thermal energy (in J) is required to boil 2.75 kg of water at 100.0°C into steam at…

A: The equation used to calculate required to melt all the ice into liquid is Q=mWLv Substitute values…

Q: ce at 0.0°C is mixed with 8.30 × 102 mL of water at 25.0°C. How much ice must melt to lower the…

A: Solution: given that ice temperature Tice,i=0 degree C The volume of water V=8.33x102 mL water…

Q: A calorimeter made of copper (c=0.0923 cal/g-C°) of mass 300 g contains 450 grams of water. The…

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Q: A solar panel receives energy from the Sun at a rate of 5.0kW. Thermal energy is transferred from…

A: Given energy rate is in person second and water supply is in per hour so we have to make these units…

Q: Sixty grams of water are at an initial temperature of 26 °C. Calculate the heat required to…

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Q: Consider the lengths of three metal rods at different temperatures as shown below. Which of the…

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Q: 20.0 g of milk at a temperature of 2.00° C is added to 300.0 g of coffee at a temperature of 170° C.…

A: Write the given values of this problem. m1=20 g or 0.02 kgT1=2°C or 275 Km2=300 g or 0.3 kgT2=170°C…

Q: copper kg. of mass 0.12 kg, is placed into the calorimeter. The temperature of both the oil and the…

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Q: During an accident, (5.70x10^0) g of boiling water at 100.0°C was splashed onto a burn victim's skin…

A: mass of boiling water = 5.7 g initial temperature of water = 100oC final temperature of water =…

Q: A closed box is filled with dry ice at a temperature of -80.1 °C, while the outside temperature is…

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Q: a copper slug of mass 0.07 in kg is heated in an oven to a temperature of 338.35 in K. the slug is…

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Q: When you (m=83.9 kg) walk for 61.9 min, you burn 319.02 food Calories.  When you ingest something…

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Q: When air is inhaled, it quickly becomes saturated with water vapor as it passes through the moist…

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Q: Exactly 46.33 kJ of heat is transferred to a 1.389 kg slab of nickel at a temperature of 12.7°C. (a)…

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Q: An electronics device generates 32.7 W of heat energy during normal operation.  The heat is…

A: Convection is the process of transfer of heat from a hot region to a cold region by the actual…

Q: You mix mI = 1.2 kg of ice at TI = -21°C with mW = 4.8 kg of water at TW = 72°C in an insulated…

A: Given, mI = 1.2 kg TI = -21°C  mW = 4.8 kg TW = 72°C cI = 2.10×103 J/(kg⋅°C)  cW = 4.19×103…

Q: A dietician develops a new diet, in which people drink copious amounts of ice water. The theory is…

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Q: At atmospheric pressure, how much energy is required to heat 47.0 g of H2O(s) at -10.0◦C to H2O(g)…

A: mass of ice = 47 g initial temperature of ice = -10oC final temperature = 129oC

Q: student is trying to find the energy it takes to melt an ice cube. They measure exactly 95.1 mL of…

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Q: In a solar water heater, energy from the Sun is gathered by water that circulates through tubes in a…

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Q: Two hundred thirty grams of water at 0°C is brought into contact with a heat reservoir at 92°C.…

A: given m=230g=0.230kg, C=4186J(kg⁰C) 1. Since reservoir has infinite capacity at same temperature.…

Q: The area-average mass of the upper one third of the ocean is about 1x106 kg/m2. The energy required…

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Q: 6. 11 088 J of heat energy are needed to raise the temperature of 1.6 kg of copper from 7 °C to 25…

A: Energy is given as, Mass is given m = 1.6 kg.Initial temperature Final temperature

Q: You mix mI = 1.2 kg of ice at TI = -19°C with mW = 3.4 kg of water at TW = 86°C in an insulated…

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Q: A block of ice (m = 5 kg) at a temperature of T1 = 0 degrees C is placed out in the sun until it…

A: a) We have to Input an expression for the amount of energy, Em, needed to melt the ice into water.…

Q: emperature change. -First, the ice reaches 0°C. Then it starts melting while the warmer water

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Q: 1.5 kg of water (c = 4189 J/(kg⋅K)) is heated from T1 = 11° C to T2 = 20.5° C. IF 0.5 kg of water…

A: Given,  Mass of water, m1 = 1.5 kg T1 = 11°C T2= 20.5°C T3 = 20 °C Mass after loss = 0.5 kg We need…

Q: How much heat energy is required to raise the temperature of 0.368 kgkg of copper from 23.0 ∘C∘C to…

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Q: 3.60 g of boiling water at 100.0°C was splashed onto a burn victim’s skin and cooled to 42.9°C on…

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Q: A cube of length 10cm is heated through a change in temperature of 70 oC. If the coefficient of…

A: Given: The length of the cube is 10 cm. The change in temperature is 70oC. The linear expansion…

Q: When it rains, water vapor in the air condenses into liquid water, and energy is released. (a) How…

A: length, Area,

Q: Problem 10. A metal sphere radiate energy at rate of 25.0 J/s when the temperature of the sphere is…

A: GIVEN A metal sphere radiate energy at the rate of 25.0 J/s Temperature of the sphere = 7 degrees To…