perature of a 12.58 g sample of calcium carbonate [CaCO(5)] decreases from 38.2 C to 236°CH the specific heat of calcium carbonate is 0.82 J/g-K, how many joules of heat are lost to the surroundings? Select one: О а. 151 O b. 7.5 O C.-5.0 O d. -0.82 О е.-138

Q: A coffee-cup calorimeter contains 70 mL of water with an initial temperature of 24.9°C. An unknown…

A: Given that, For water, Volume of water = 70 ml Density of water = 1 g ml-1 Mass of water = 70ml × 1…

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Q: A 37.2 g sample of zinc is heated to 124oC. It is then placed in a coffee cup calorimeter containing…

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Q: A cube of some frozen substance whose mass is 0.067 kg is taken from a freezer, where its…

A: Interpretation -  To determine how much of the substance (in grams) freezes onto the cube when a…

Q: 5. Calculate the approximate final temperature of water in a coffee cup calorimeter if 33.9 kJ of…

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Q: 3. If a piece of cadmium with a mass of 37.60 g and a temperature of 100.0 °C is dropped into 25.00…

A: The mass of Cd is = 37.60 g The initial temperature of Cd is = 100.0oC = 100.0oC+273.15 =373.15 K…

Q: Calculate the heat associated with the burning Mg in kJ/g.    kJ/g   (b) Calculate the heat…

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Q: water? The #49 Find the heat absorbed from the Surrounding when according to 15g of 02 the equatin:…

A: Given information, Mass of Oxygen is 15 g.

Q: In the laboratory, a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: qw = - qTin mw × cw × (Tf - Ti) = - { mtin × ctin × (Tf - Ti) On substituting the values into it, we…

Q: A 0.6575−g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a heat…

A: The heat given by 0.6575 g of Mg to the calorimeter (q) is calculated using equation (1) where C is…

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Q: A volume of 125 mL of H2O is initially at room temperature (22.00 ∘C). A chilled steel rod at 2.00…

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Q: A sample of 23.9g of ammonium nitrate, NH&NO3. was dissolved in 133.8 g of water in a coffee cup…

A: Given Mass of NH4NO3 =m = 23.9 gMass of water = Mw = 133.8 gInitialTemperature = T1 = 28.1°CFinal…

Q: 9. A piece of aluminum is heated to a temp of 71.8°C, then placed in 150.0 mL of water at 20.7°C…

A: Given data, For Aluminum, Cp =0.903 J g-1 ℃-1 mass m=? T1=71.8 ℃  T2=25.6 ℃

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Q: A cube of some frozen substance whose mass is 0.062 kg is taken from a freezer, where its…

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Q: a) A person drinks four glasses of cold water (3.0°C) every day. The volume of each glass…

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A: Given : Mass of water = 5 Kg = 5000 g…

Q: What amount of heat is required to raise the temperature of 250.0 g of aluminum (Al) by 40°C? The…

A: Given, Change in temperature,∆T = 40°C mass of aluminium, m = 250 g Specific heat of aluminium ,…

Q: 9) The AH for the solution process when solid sodium hydroxide dissolves in water is 44.4 kJ/mol.…

A: Given Enthalphy  = 44.4 KJ /mol Mass of NaOH = 13.9 g Mass of H2O = 250 g Initial temperature = 230C

Q: 5.52(a) and (b)

A: (a) The given substance mass is 50 g, and temperature has to be rise by 10 Kelvin, which means the…

Q: A 100.0-g bar of gold is heated from 25 °C to 50 °C during which it absorbs 323 J of heat. Assume…

A: Given, the mass of gold bar m =100.0 ginitial temperature T1 =25 °C =(25+273)K =298 Kfinal…

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Q: When 10 g of citric acid was burned in a calorimeter containing 1500 g of water, a temperature rise…

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Q: A volume of 75.0 mL of H2O is initially at room temperature (22.00 Celcius). A chilled steel rod at…

A: Given:Volume of water = 75.0 mLDensity of water = 1 g/mL.Calculation for mass of water:

Q: You want to quickly set up a temporary water bath in your lab with a volume of 10.0 L and a…

A: Given: Initial Temperature of hot water = 56.1 °C Initial Temperature of cold water = 22.0 °C…

Q: A 150.0 g block of lead at 100.0 °C is placed in a calorimeter with 50.0 g of water at 22.0 °C. The…

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Q: A 33.4 g sample of ethanol (C2H5OH) is burned in a bomb calorimeter containing a certain mass of…

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Q: A 36.7 g sample of ethanol (C2H5OH) is burned in a bomb calorimeter containing a certain mass of…

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Q: 2) The specific heat capacity of iron is 0.461 J/g K and 0.544 J/g K for titanium. A sample…

A: Given,Specific heat capacity of iron = 0.461J/gK.Specific heat capacity of titanium = 0.544J/gK.Mass…

Q: You want to quickly set up a temporary water bath in your lab with a volume of 10.0 L and a…

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Q: A 0.6475-g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has…

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Q: A 10.55 g sample of calcium metal at 36.0°C was placed in a calorimeter with 50.0 grams of cool…

A: Since you have posted multiple questions, we can solve only the first question for you according to…

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Q: When a 45.0 g sample of an alloy at 100.0°C is dropped into 100.0 g of water at 25.0°C, the final…

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Q: The specific heat capacity of liquid mercury is 0.14 J/g-K. How many kilojoules of heat are needed…

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Q: The combustion of 2.41 g of butane (C4H10) in a calorimeter causes a rise in temperature of 12.1°C.…

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Q: A 29.41 gram piece of metal (specific heat, 0.51 J/g•°C) with an initial temperature of 46.2°C is…

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