A 92.0 gram gold bar was heated in an experiment and 3,150 J of energy was transferred to the bar. What was the change in temperature for the bar in °C? Specific Heat: (CGold =0.126 J/g°C) Your Answer: Answer units

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

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Q: A cube of aluminum has a mass of 200 grams and its temperature rises from 15.0 °C to 24.0 °C when…

A: Mass of Al = 200 grams = MInitial Temperature = Ti  = 15 °CFinal Temperature = Tf  = 24 °C∆T = Tf  -…

Q: heated with 40.5 joules of heat. Given the specific heat of lead is 0.128 J/g∙°C, what is the final…

A: Temperature

Q: A 522.5 g sample of aluminum is initially at 23.2 C. It absorbs 23.73 kJ of heat from its…

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Q: 6. For a calorimeter, if a ball with a mass of 0.2 kg, has an initial temperature of 38 °C when…

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Q: 5.50 g of solid sodium hydroxide is dissolved in 175 mL of water. Using a coffee-cup calorimeter,…

A: 4.  Given that,  Amount of solid NaOH dissolved in 175 mL water = 5.50 g Temperature change of water…

Q: A beaker contained 70.3 g of water at 13.51°C. A 102.77-g sample of metal at 72.84°C was placed in…

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Q: A hot-water bottle contains 725 g of water at 73 °C. If the liquid water cools to body temperature…

A: Given: Mass of water=725 g Temperature change, ∆T=(37-73)°C=-36 °C Heat needed q =? kJ Specific…

Q: What is the heat in kJ required to raise 1,973 g water from 27°C to 79°C? The specific heat capacity…

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Q: One cup of clam chowder contains 27 g of carbohydrate, 15 g of fat, and 9 g of protein. TABLE 3.7…

A: Food type kcal/g kJ/g Carbohydrate 4 17 Fat 9 38 Protein 4 17

Q: A ball bearing at 220. degrees C is dropped into 250. g of water. The water warms from 25.0 to 30.0…

A: When temperature of any specified substance gets raised by 1 degree, the heat change is recognized…

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

A:

Q: A 22.0 g block of copper at 45°C absorbs 2.50 kJ of heat. Given the specific heat of Cu is 0.385…

A: We know that : q = mc∆T = mc(T2-T1) ..(1)  Here, heat absorbs = q = 2.5 kJ, m = mass of Cu = 22 gm,…

Q: YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT. Hot pyrex (450. grams) is placed…

A: The relationship between heat , specific heat capacity and change in temperature is given by the…

Q: 261.28 mL of 4.0°C water is heated until its temperature is 48.24°C. If the specific heat of water…

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Q: If a battery releases 566.8 J of energy and 201 J are used for work, how much energy is released as…

A: Given : Total energy released by battery = 566.8 J Energy used for work = 201 J

Q: Suppose that 311 mL of water changes in temperature from 21.54°C to 45.71°C. What is qrxn in joules?…

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Q: Q3) Consider the following thermochemical equation: 2NO + OzR) 2 ΝΟω AH = -114.1 kJ If 3.00 x 102 g…

A: Nitrogen monoxide reacts with oxygen to form nitrogen dioxide. The thermochemical equation for this…

Q: A 4.42kg piece of copper metal is heated from 18.5 Celsius to 334.3 Celsius. Calculate the heat…

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Q: A substance requires 80.2 J of heat to raise its temperature from 32°C to 34°C. If the mass of the…

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Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After she mixes 107.5 g…

A: Heat capacity of a calorimeter is the amount of heat energy absorbed by the calorimeter per Kelvin…

Q: Carrie is trying to figure out the number of calories in a cube of cheese. To do this, she pours…

A: Given is, mass of water = m = 149.5 mL Temperature before = T1 = 17.8°C Temperature after = T2 =…

Q: A metal radiator is made from 16.37 kg of iron. The specific heat of iron is 0.449 J/g °C. How much…

A: Given Mass = 16.37 kg = 16.37 x 1000 g = 16370 g Specific heat capacity = 0.449 J/goC Initial…

Q: The specific heat capacity of liquid bromine is 0.226 J/g-°C. How much heat (in Joules) is required…

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Q: A 65.0-g piece of silver metal at 55.0 °C is placed in 50.0 g of water at 22.0 °C. The specific heat…

A: Since you have asked multiple independent questions in the same request, we will solve the first…

Q: Calculate the amount of heat, in J, required to warm 224 g of sand from 25.0 ºC to 284 ºC.  The…

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Q: Aluminum has a specific heat of 0.902 J / 9•°C. How many joules of heat are required to change the…

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Q: How many kilocalories are required to heat 100g of water from 34.2°C to 96.5°C?

A: Since the heat required for the heating process is given by  Q = mCΔT  where Q = heat or energy…

Q: in kJ? Suppose that 441 mL of water changes in temperature from 33.16°C to 58.2°C. What is (Assume…

A: Given that,  Volume of water taken in calorimeter = 441 mL Mass of water m = 441 g Since, density of…

Q: Question 22

A: Endothermic process is the one in which heat is added to proceed the reaction.  Boiling of soup…

Q: When a 0.67-g sample of olive oil is burned in a calorimeter, the heat released increases the…

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Q: Suppose that 162 mL of water changes in temperature from 68.36°C to 76.34°C. What is qxn in joules?…

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Q: Calculating kinetic energy Calculate the kinetic energy of a 569. kg roller-coaster car moving at a…

A: Mass of roller-coaster car = 569.0 kg  Speed of car = 26.0 m/s

Q: A piece of metal weighing 80.10 g was heated to 99.3°C and then put into 41.55 g of water (initially…

A: Given: The mass of metal, (mm)=80.1 g. The mass of water, (mw)=41.55 g. The initial temperature of…

Q: A cobalt block was heated in a calorimeter to increase its temperature by 35.5 °C. The energy…

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Q: A chemical reaction is performed in a solution with a mass of 125.0 g, a specific heat of 4.184…

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Q: Suppose that 140 mL of water changes in temperature from 52.11°C to 37.47°C. What is qwater in kJ?…

A: Applying formula of heat  Q= mc∆t

Q: The specific heat capacity of liquid bromine is 0.226 J/g-°C. How much heat (in Joules) is required…

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Q: A piece of metal weighing 52.3 g with a specific heat of 0.54 J9°C-l at 1103.2 °C is dunked into a…

A: Given data mass of metal: mmetal=52.3 g Specific heat of metal: cmetal=0.54Jg °C Initial temperature…

Q: Energy required to heat 10.0 g of silver from 112 °c to 275 °c. Answer in joules and calories

A: The amount of heat : Q = m . c . delta T m = mass in grams c = specific heat = 0.233 J/goC delta T =…

Q: Use the Specific heat table below to answer the following question:…

A: The heat required for1 g of the substance has changed the temperature by 1oC  is known as specific…

Q: what is its final temperature?

A:

Q: 2. When 435 J of heat is added to 3.4 g of olive oil at 21°C, the temperature increases to 85°C.…

A: Since you have posted multiple questions, we will solve only first question for you. If you want any…

Q: 100.0 g of a mystery powder was heated from 36.0°C to 65°C. The powder absorbed 5,895 J of energy.…

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Q: You have piece of copper that has a mass of 6.2 grams. How much energy/heat (in units of Joules) is…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: Need help  solving questions 3a, 3b and 3c? Thanks!

A: Here mass of water and mass of iron, heat capacity of water and iron are given. And heat…

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

A: When sample at given initial temperature is placed in water at lower temperature, sample will lose…

Q: Say that you have found a gold-colored nugget while on a hike. The nugget has a mass of 53.55…

A: We have to identify the character of nugget.

Q: When ice at 0.0°C melts to liquid water at 0.0°C, it absorbs 0.334kJ of heat per gram. Suppose the…

A: Since the energy needed to melt 35 g of ice  = energy needed to melt 1 g of ice X mass of ice =…