Calculate the heat in kcal if a medium pancake produces enough energy to heat 2500. grams of water from 20.0 degrees Celsius degrees to 54.5 degrees Celsius. Specific heat of water is 1.00 cal/ (g * degrees C) or 4.184 J/(g * degrees C) Limited to 3 sig figs due to temperatures. Don't forget units and sig figs.

Q: A 140.3 g piece of copper (specific heat 0.38 J/g･°C) is heated and then placed into 400.0 g of…

A: Specific heat value for a substance gives the relation between heat energy and temperature as when…

Q: Copper is heated from 20.2°C to 75.8°C. Calculate the specific heat (c) of copper, given that 4280J…

A: Given data contains, Final temperature is 75.8°C. Initial temperature is 20.2°C. Heat given is 4280…

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g.°C). How much heat energy is needed…

A: The objective of this question is to calculate the amount of heat energy required to raise the…

Q: A 6.50 g sample of liquid water at 25.0 degrees celsius is heated by the addition of 84.0 J of…

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Q: A 131.9 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: Mass of Cu = 131.9 g = MCuSpecific heat of Cu = CCu = 0.38 J/g°CIntial temperature of Cu = TcMass of…

Q: In the laboratory a student finds that it takes 150 Joules to increase the temperature of 10.1 grams…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: A 59.55 g sample of a substance is initially at 25.6 °C. After absorbing 1881 J of heat, the…

A: Given:             Q = 1881J            Mass (m) = 59.55g = 0.0595Kg Temperature(T1) = 25.6°C = 25.6…

Q: A 20.0 g piece of aluminum (which has a specific heat of 0.891 J/g °C) is heated to 85.2 degrees * C…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: 175.0 g of cast iron was heated to 100°C and then plunged into 100 g of water at 23.0°C. Calculate…

A: This problem is based on first law of thermodynamics.Here, heat released by the hot object will be…

Q: A 132.3 g piece of copper (specific heat 0.38 J/g･°C) is heated and then placed into 400.0 g of…

A: Qwater = m × S × ∆T Where        m = mass of water = 400 g        S = specific heat of water = 4.18…

Q: A 135.1 g piece of copper (specific heat 0.380 J/g･ °C) is heated and then placed into 400.0 g of…

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Q: A hot lump of 32.7 g of iron at an initial temperature of 81.3 °C is placed in 50.0 mL H,O initially…

A: Given ,  Mass of iron ( m1 ) = 32.7 g Initial temperature ( T1 ) = 81.3°C Specific heat of iron ( s1…

Q: 135 g of aluminum (initially at 400 o C) are mixed with an unknown mass of water (initially at 25 o…

A: A stage where final temperatures of both objects in contact become equal and there is no source of…

Q: The specific heat of octane, C8gH18g is 2.22 J/ (g*K). How many J of heat are needed to raise the…

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Q: A 89.5 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

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Q: A 167.8 g piece of iron initially at 25.0 Celsius, absorbs 10943 J of energy. What will the final…

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Q: A 93.1 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: Q=M S ∆T  Q=heat M=mass S=specific heat ∆T=change in temperature

Q: How much heat is required to raise the temperature of 1.5 x 103 g of water from 45'F to 130."F? The…

A: Given-> Weight of water = 1.5 × 10^3 gm T1= 45°F = 8.3°C T2=130°F = 55.5°C Specific heat of water…

Q: A 101.9 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: Given Mass of cu = 101.9 g Mass of water = 400 g Initial temperature of water = 20.7 oC Final…

Q: A 87.9 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: Please find the solution in image attached below.

Q: A 1.22-kg piece of iron at 126.5 °C is dropped into 981 g water at 22.1 °C. The temperature rises to…

A: here the question is given,

Q: A 122.7 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: The mass of copper added to 400.0 g of water is 122.7 g. The initial and final temperature of water…

Q: he specific heat of a human is approximately 3.47 J/g. °C and normal body temperature is 37.0 °C. If…

A: The rise in the body temperature is to be calculated. Specific Heat = 3.47 J/g-CoMass = 165 lb1 cal…

Q: The specific heat capacity of C is 0.7100 J/g*°C. How many joules of heat are necessary to raise the…

A: The amount of heat required is related to specific heat capacity as,…

Q: ue A chemist carefully measures the amount of heat needed to raise the temperature of a 302.0 g…

A:

Q: A 145.9 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: Mass of water(m1) = 400.0 g Change in Temperature (ΔT1) = 22.2-20.7 °C = 1.5 °C Mass of Copper (m2)…

Q: 5. Sam burned propane to heat 500.0 g of water that had an initial temperature of 20.0°C. The heat…

A: Given that 500 grams of water had an initial temperature of 20oC and a heat of 84.6 kJ was added to…

Q: 3 attempts left Check my work Mass of iron Initial temperature of Fe Volume of water 42.70 g 79.10°C…

A: a) Heat is given by: q=mc∆T                              ...... (1) where m = mass, C= specific heat…

Q: A 130.3 g piece of copper (specific heat 0.38 J/g･°C) is heated and then placed into 400.0 g of…

A: Given : Mass of water = 400.0 g Mass of metal = 130.3 g Initial temperature of water = 20.7 oC Final…

Q: Answer: Calculate the specific heat of lead if a 250.00 gram sample of lead at 98.5°C is placed into…

A: The solution is shown below

Q: A 50.0g sample of a material requires 660 cal of heat to have its temperature raised from 20°C to…

A: The given data contains, mass = 50 g. Heat = 660 cal.

Q: Determine the final temperature of a system when 100.g of water at 82.7 C is mixed with 35.0g of…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Find the temperature of the mixture if 200 g of water at 10 °C mixed with 400 g of water at 70 °C.…

A: The amount of heat lost by the water at 10 degree Celsius is given below: ∆q=200 g × 1 cal/g°C…

Q: 3. Find the specific heat of a steel that has a mass of 1.57 kg absorbs net thermal energy of…

A: Answer:- We can determined specific heat of  steel by using q=mc∆T ...

Q: Calculate the heat needed, in joules, to raise the temperature of 34 g iron, Fe, from 25oC to 78oC.…

A: The amount of heat absorbed (or released) by fixed amount of a substance to change its temperature…

Q: If the initial temperature of 120. g of ethanol is 20.0°C, what will be the final temperature after…

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Q: A hot lump of 27.0 g of iron at an initial temperature of 81.7 °C is placed in 50.0 mL H,0 initially…

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Q: Calculate the amount of heat released from combustion of 3 g of coal. The heat capacity of the bomb…

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Q: The specific heat of octane, C8H18 is 2.22 J/ (g-K). How many J of heat are needed to raise the…

A: Specific Heat capacity, Cs = q/m∆T q = mCs∆T m = mass of substanceq = heat required by the…

Q: In the laboratory a student finds that it takes 76.1 Joules to increase the temperature of 12.8…

A: Mass of copper m = 12.8 g Heat energy required Q = 76.1 Joules  Initial temperature T1 = 20.5 0C…

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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Q: A 155-g sample of an unknown substance was heated from 25.0°C to 40.0°C. In the process, the…

A: Specific heat of the substance can be determined by using the following formula,

Q: The temperature of an object increases by 26.1 °C when it absorbs 3807 J of heat. Calculate the heat…

A: Here given, amount of heat absorb = 3807 J                    increase in temperature = 26.1oC We…

Q: 125g of zinc initially at 20 degrees celsius absorbs 500 J of heat, calculate the final temperature.

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Q: In the laboratory a student finds that it takes 19.2 Joules to increase the temperature of 13.2…

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Q: The specific heat of a certain type of metal is 0.128 J/(g. C). What is the final temperature if 305…

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Q: A 95.5 g piece of copper (specific heat 0.380 J/g･°C) is heated and then placed into 400.0 g of…

A: