A 10.0-kg sample of liquid water is used to cool an engine. Calculate the heat removed (in joules) from the engine when the temperature of the water is raised from 293 K to 373 K. Take C_p = 75.2 J*K^-1*mol^-1 for H_2O(l)

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Q: Calculate the heat transferred to the water.

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Q: Suppose you have 125 mL of coffee in a well-insulated cup, but the coffee is at 92oC, which is too…

A: Given that:  Volume of Coffee present = 125mL Temperature of Milk = 12°C=12+273=285K Temperature of…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (CGH1206) liberates 2820 kJ of heat. If 1.67 g…

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Q: An electrical heater is used to supply 210.0 J of energy to a 15.0 g sample of water, originally at…

A: Given:Heat energy (Q) = 210.0 J.Mass of water (m) = 15.0 g.Initial temperature of water = 295…

Q: According to the nutritional information on a package of jasmine rice, each serving (1/4 cup or 45…

A: Given : Energy content of rice = 160 Cal/45 g = 3.55556 Kcal/g Mass of rice burned = 1.020 g Initial…

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A: Mass of iron (m) = 22.8 × 0.4536 = 10.3421 kg or 10342.1 g Specific heat capacity of iron (s) = 0.45…

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Q: The amount of heat (q) gained or lost by a substance (with mass m) as its temperature changes (ΔT)…

A: The amount of heat (q) gained or lost by a substance (with mass m) as its temperature changes (ΔT)…

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Q: Order the substances (A, B, C, D, and E) by their specific heat capacities from highest (5) to…

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Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.8 g…

A: Mass of water = 947g Molar mass of glucose = 180g/mol Mass of glucose = 1.8 g Temperature change =…

Q: Chaeyoung wants to study the heat transfer between a 50 g of heated block of iron (cFe = 0.449 J/g…

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Q: Charlotte needs to determine the heat of dissolution of CaCl2 (MM = 110.98 g/mol). In a calorimeter…

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Q: Q1a: What is the change in internal energy of a system (ΔU) if 5.42 kl of heat is absorbed by the…

A: A. From the first law of thermodynamics:  Q + W = ∆U ...(1) Here, Q = +5.42 kJ (as heat absorbed by…

Q: A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of 0.300 M HCl in a coffee cup…

A: The temperature change (ΔT) during the neutralization process is given.

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A: Given: Mass of calcium is 2.5 g. qsoln is +487 J. Introduction: The enthalpy of the reaction is the…

Q: When 0.0500 mol of HCI(aq) is reacted with 0.0500 mol of NaOH(aq) in 50.0 mL of water, the…

A: Answer - The correct option is - (c) –55.8 kJ  According to the question - Given - q = Cp*T =…

Q: Use the thermochemical equation: 2C2H6(g) + 7O2(g) → 4CO2(g) + 6H2O(l) ΔH = -3120kJ and the known…

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Q: 0.018 moles of a solute is dissolved in 14.85 g of water in a calorimeter with a heat capacity of…

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Q: Use standard enthalpies of formation to calculate the standardchange in enthalpy for the melting of…

A: The standard enthalpy of formation of H2O (l) = - 285.8 kJ/mol The standard enthalpy of formation of…

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A: We have to calculate the molar heat of combustion of Compound.

Q: su 1) NaOHH,O, heat C,H,4 2) PhMgCI, THE 3) conc. H,SO,

A: We have given 1,4 diketone compound reaction with 1.NaOH /H2O ,Heat 2. PhMgCl,THF 3. Conc.H2SO4

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A: Mass of naphthalene burnt = 1.121 g  Initial temperature Ti = 25.143 °C Final temperature Tf =…

Q: 5.000 g of Compound X with molecular formula C,H, are burned in a constant-pressure calorimeter…

A: Introduction: The amount of heat required by a one mole of substance to raise the temperature to a…

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Q: 3. The following acid and base solutions are placed in a calorimeter at constant pressure: 50.0 mL…

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Q: A mass of 100 g of a liquid at 25 oC is heated to raise its temperature to 50.0 oC. The thermal…

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Q: 1. In an experiment to determine the specific heat of copper, a piece of 50 gm copper is first…

A: Note: As per guidelines we can answer the first question, please post-second question separately…

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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: What is the final temperature of a system if 17.00 g of gold at 90.0°C is placed in 17.00 g of water…

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Q: The molar heat capacity of a material is 5.7 J/(mol oC). If x kJ of heat is needed to warm 9.1 mol…

A: • The values provided in the question are:-    i) Number of moles of a material, n = 9.1 mol  ii)…

Q: A 21.3-mL sample of benzene at 26.0°C was cooled to its melting point, 5.5 °C, and then frozen at…

A: Energy transferred to the surroundings = m*DHfus + mass of liquid benzene*Cbenzene*DT Given that…

Q: Chemistry 1. A pool of lava exhibits Group of answer choices nuclear energy thermal energy…

A: Lava is extremely hot and average temperature is about 750°C .A pool can be used to produced…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.58 g…

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Q: f a 125 g sample of iron is heated to 250.0oC and then placed in 500.0 g of water at 25.0 oC in an…

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Q: Heat, q, is energy transferred between a system and its surroundings. For a process that involves a…

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Q: Cyclohexanol C6H11OH is an organic compound that freezes at 26 degrees Celsius. How much energy is…

A: Given, Enthalpy of melting of cyclohexanol - 1.70 kJ/mol. Amount of cyclohexanol taken - 18.5 g…

Q: According to the nutritional information on a package of jasmine rice, each serving (1/4 cup or 45.0…

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

Q: What is the final temperature of a system if 11.00 g of gold at 90.0°C is placed in 11.00 g of water…

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

A: Q = mc∆T Temperature of hot water = 55.20C Temperature of cold water = 220C Final temperature =…

Q: An electrical heater is used to supply 235.0 J of energy to a 15.0 g sample of water, originally at…

A: Given,15.0 g sample Energy of heater = 235.0 JInitial temperature = 295.0 K

Q: What volume of ethane (C2H6(g)) measured at 23.0 oC and 752 tore must be burned to heat 850 g of…

A: Given: Temperature of C2H6(g) = 23oC           Pressure of C2H6(g) = 752 torr           Mass of…

Q: Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum)…

A: The heat absorbed by the liquid is given by  Q = nCp ΔT  where Q = heat absorbed in J = 8.1 X 106 J…

Q: 3. The following acid and base solutions are placed in a calorimeter at constant pressure: 50.0 mL…

A: Volume of HCl = 50.0 mL = 0.050 L Molarity of HCl = 0.20 M Volume of NaOH = 50.0 mL = 0.050 L…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.42 g…

A: Given:  Heat released due to combustion of 1 mole glucose = 2820 KJ  Molar weight of glucose = 180…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 2.00kg sample…

A: Given dataMass of C2H2Cl2 = 2.0kgTotal heat = 2.25x104 JTemperature difference = (16.5 - 6.3)°C

Q: A 49.7-mL sample of benzene at 35.7°C was cooled to its melting point, 5.5 °C, and then frozen at…

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