A piece of metal of mass 15 g at 99◦C is placed in a calorimeter containing 41.3 g of water at 19◦C. The final temperature of the mixture is 40.2◦C. What is the specific heat capacity of the metal? Assume that there is no energy lost to the surroundings. Answer in units ofJg·◦C.

Q: Suppose you need to calibrate a calorimeter. You burn 0.763 g of a fuel with an enthalpy of…

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Q: A system does 551 kJ of work and loses 236 kJ of heat to the surroundings. What is the change in…

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Q: If 500 grams of solid iron (Fe) at 100oC is placed in a calorimeter filled with 1000.0 grams of…

A: Given that: Mass of iron (Fe) = 500g Initial Temperature of Fe = 100°C Mass of water = 1000g Initial…

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Q: he combustion of 1.00 mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.17 g of glucose is…

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Q: When a 0.740-g sample of trinitrotoluene (TNT), C7H5N206, is burned in a bomb calorineter, the…

A: In a bomb calorimeter, heat of combustion is calculated as: q=mC∆T where m is mass, C is heat…

Q: Suppose we have a closed, un-isolated system. When 483 J of heat was introduced to the system, it…

A: Internal energy is a state function. The symbol used for internal energy is U. The unit used for the…

Q: A 140.0-g sample of water at 25.0°C is mixed with 111.7 g of a certain metal at 100.0°C. After…

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

Q: A 25.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 25.0 mL sample of 0.5 M NaCl(aq) in a…

A: Enthalpy of reaction ∆Hrxn is calculated below.

Q: The specific heat capacity of benezene (C6H6) is 1.74J/g.K. What is its molar heat capacity (in…

A: Molar mass of benzene is 78.11 g/mol

Q: A system does 566 kJ of work and loses 216 kJ of heat to the surroundings. What is the change in…

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Q: A total of 2.00 mol of a compound is allowed to react with water in a foam coffee cup and the…

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Q: A 25.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 25.0 mL sample of 0.5 M NaCl(aq) in a…

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

Q: . The molar enthalpy of combustion of natural gas is 802 kJ/mol. Assuming 100% efficiency and…

A: By energy conservation: Heat released by methane = heat absorbed by water Heat absorbed by water =…

Q: Propane, C3H8, is a common fuel gas, Use the following equation to calculate the grams of propane…

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Q: What is the molar heat of combustion of methanol CH,OH ( in kJ/mol), if the combustion of 1.0 g of…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: A system does 556 kJ of work and loses 251 kJ of heat to the surroundings. What is the change in…

A: From the first law of thermodynamics we have, ∆E =Q + W Where, ∆E is change in internal energy…

Q: At constant volume, the heat of combustion of a particular compound is -3863 kJ/mol. When 1.163 g of…

A: Heat capacity is the amount of heat required to raise the temperature of a substance by 1 degree…

Q: A piece of metal of mass 12 g at 107 ◦C is placed in a calorimeter containing 55.7 g of water at…

A: Given : Mass of water = 55.7 g Mass of metal = 12 g Initial temperature of water = 20 oC Final…

Q: At constant volume, the heat of combustion of a particular compound is −3623.0 kJ/mol.−3623.0…

A: Calculation of no. of mol of the compound: No. of mol=given massMolar mass=1.071 g142.25…

Q: The standard enthalpy of formation of hydrogen chloride gas, HCI(g) is -92.31 kJ/mol. Write the…

A: The objective of the question is to write the thermochemical equation to represent formation of…

Q: A 35.6 g sample of an organic compound (molar mass 46.07 g/mol) was combusted in a bomb calorimeter.…

A: Enthalpy of reaction Enthalpy is the heat content of a reaction. During a reaction enthalpy changes.…

Q: In a constant-pressure calorimetry experiment, a reaction gives off 21.8 kJ of heat. The calorimeter…

A: The given data contains, heat = 21.8 kJ. mass = 150 g. Initial temperature= 23.40C.

Q: A 50.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 50.0 mL sample of 0.5 M NaI(aq) in a…

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Q: If the specific heat capacity of benzene, C6H6, is 1.74 Jg∘CJg∘C, calculate its molar heat capacity.…

A: Molar mass of C6H6 = 12×6 + 1×6 = 78g/mol  Molar heat capacity = specific heat capacity × molar…

Q: When the fuel mixture contained in a 1.51 L tank, stored at 746 Torr and 298 K, undergoes complete…

A: Volume of container = 1.5 L                    Pressure = 740 torr…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 140.0 mg sample…

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Q: Having just invented a new type of calorimeter, Dr. Covey needs to determine the heat capacity of…

A: Us principle of carlorimetry to get answer heat flow from high temperature to low temperature. water…

Q: A gaseous fuel mixture contains 25.3% methane (CH4), 38.2% ethane (C2H6), and the rest propane…

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Q: If 35.0 g H2O at 22.7 °C is combined with 65.0 g H2O at 87.5 °C, what is the final temperature of…

A: The specific heat is determined as the ratio of heat required to the product of mass and temperature…

Q: A 2.673 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: Tf = 28.80°C  Ti = 25.03° C ΔT = Tf - Ti = 28.80° C - 25.03 ° C                                =…

Q: If a reaction causes 25.0 g of water to decrease temperature by 14.24 oC at constant pressure, what…

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Q: The combustion of 1.00mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.7g of glucose is…

A:

Q: 2) A 0.500 g sample of Trinitrotoluene (C7H$N2O6) is burned in a bomb calorimeter containing 610…

A: Given: Sample weight = 0.5 g Heat of combustion (q) = 3374 kJ/mol Weight of water = 610 g Initial…

Q: When a piece of unknown metal weighing 63.40 grams, and at a temperature of 87.80 °C, is placed in a…

A: We will use calorimetry principle

Q: You discover a new substance and wish to determine its specific heat capacity. Your sample weighs…

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Q: Calculate the final temperature of the water. Given a 32.4-g stainless steel ball bearing at…

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Q: The combustion of 1.00mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.64g of glucose is…

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Q: The combustion of 1.00 mole of glucose. C8H12O6, liberates 1.90 x 10³ KJ of heat. If 2.30g of…

A: 1 mole of glucose liberates 1.90 × 103 KJ. Moles of glucose burned = n=2.30g180.156 g/mol=0.12767…

Q: If 330. Grams of an unknown substance at 200 oC are placed in a calorimeter filled with 2000. Grams…

A: Given information is as follows; For unknown substance (X)…

Q: At constant volume, the heat of combustion of a particular compound is −3733.0 kJ/mol.−3733.0…

A: The relationship between heat capacity and specific heat is C = m × specific heat. Therefore, q =…

Q: Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 36…

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Q: When 1.366 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the…

A: Step 1) The heat of the reaction is defined as the amount of heat that gives up to the surroundings…

Q: 0.1375-g sample of solid agnesium is burned in a constant-volume bomb calorimeter that has a heat…

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Q: A 50.75-g sample of water at 75.6°C is added to a sample of water at 24.1°C in a constant-pressure…

A: In accordance with first law of thermodynamics, energy given off by the system would be absorbed by…

Q: A system does 501 kJ of work and loses 216 kJ of heat to the surroundings. What is the change in…

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Q: When 25 mL of chemical A and 25 mL of chemical B were mixed in a calorimeter the following reaction…

A: The concentration of A reactant was 0.98 M. The number of moles= (volume in liter)×(concentration in…

Q: A piece of metal with a specific heat of 1.153 J/gºC is heated to 124.6ºC and then placed in 120.382…

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Q: The heat released in the combustion of benzoic acid, C6H5COOH, which is often used to calibrate…

A: Given,Heat released during combustion of benzoic acid = -3228 kJ/molMass of benzoic acid, m =  1.658…