A chemist carefully measures the amount of heat needed to raise the temperature of a 412.0 mg sample of C,H0, from 38.0 °C to 53.9 °C. The experiment shows that 11.3 J of heat are needed. What can the chemist report for the molar heat capacity of CH, 10 ? Round your answer to 3 significant digits.

Q: What is the specific heat capacity of an unknown material that has a mass of 81 grams and that…

A: The given data contains, mass = 81 g. heat = 2702 J.

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A: Given:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.65 kg sample…

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Q: The work done to compress a gas is 74 J. As a result, 26 J of heat is given off to the surroundings.…

A: Note - Since you have asked multiple question, we will solve the first question for you. If youwant…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.24 kg sample…

A: Given: Mass of sample : 0.24 kg Initial temperature = 33.8oC Final temperature = 43.9oC Heat needed…

Q: A 124.5 g sample of an unknown metal absorbs 1276.25 J of heat, upon which the temperature of the…

A: Given: The mass of the metal sample = 124.5 g The amount of heat absorbed by the metal = 1276.25 J…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 576.0 mg sample…

A: Given that, for a 576.0 mg of pure substance, 10.1 J of heat is required to raise the temperature…

Q: A chunk of platinum weighing 18.32 grams and originally at 98.99 °C is dropped into an insulated cup…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 130.0 mg sample…

A: The question is based on the concept of specific heat capacity.   amount of heat required to raise…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 281.0 mg sample…

A:

Q: It takes 585 J of energy to raise the temperature of 125.6 g of mercury from 20.0°C to 53.5°C.…

A: Given, Heat energy, q = 585 J Mass, m = 125.6g Change in temperature, ∆T = 53.5- 20 = 33.5°C

Q: What is the change in internal energy for a system which loses 422 J of heat, and on which 227 J of…

A: According to first law of thermodynamics the change in internal energy is expressed as shown below:

Q: The quality of industrial diamonds is determined in part by measuring the specific heat capacity,…

A: Mass of sample M = 2.06 g  Heat absorbed Q = 27.64 J  Change in temperature dT = 74.17 oC - 25.90 oC…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: Since the temperature of the solution is increased, heat is released by the dissolution reaction of…

Q: The work done to compress a gas is 74 J. As a result, 26 J of heat is given off to the surroundings.…

A: Given ; energy added by work = 74 J              Energy given to surrounding = 26 J

Q: A system gains 617 kJ of heat, resulting in a change in internal energy of the system equal to +161…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.36 kg sample…

A: Given: Mass of sampleC4H6O2=1.36 kg T1=48.6οC T2=61.7οC Q=2.79×104 J To find: Molar heat capacity…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.69 kg sample…

A:

Q: What can the chemist report for the specific heat capacity of the substance?

A:

Q: The work done to compress a gas is 122 J. As a result, 31 J of heat is given off to the…

A:

Q: A system gains 612 kJ of heat, resulting in a change in internal energy of the system equal to +181…

A: Given,Heat gain (Q)=612kJChange in internal energy(∆U)=181kJ

Q: Im having trouble finding J*mol^-1*K^-1.

A: The given temperature in Kelvin scale can be written as follows,-9oC = 264.15 K11.3oC = 284.45…

Q: What is the internal energy of the system that releases 0.18956 BTU of energy to the surroundings in…

A: Given : amount of release heat = 0.18956 BTU and W = 425 J.  To find : Internal energy of the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.51 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 289.0mg sample…

A: given: mass = 289 mg = 0.289 g T2 = 40oC T1 = 22.1°C  Q = 8.75 J molar mass of C4H8O2 = 88.11 g/mol…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.54 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 192.0 g sample…

A:

Q: what quantity of heat energy must have been applied to a block of aluminum weighing 38.4g of the…

A: The total heat required (Q) is determined as follows. Q=mAlcAl∆T ...... (1)

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.45 kg sample…

A:

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

A:

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

A: Specific heat capacity of water: 4.182 J/(g oC) Specific heat capacity of copper: 0.39 J/(g oC)…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A:

Q: resulting

A: ∆U = q + w  Where : ∆U = change internal energy = +166kJ  Heat(q) = +762 kJ ( positive value because…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.38 kg sample…

A: Answer: Heat capacity can be calculated by below shown formula: Q=nC∆TQn∆T=CC=Qn∆There:Q=heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.85 kg sample…

A:

Q: A 1.8 L nitrogen balloon (cs = 1.04 J/g*°C) is cooled from 150°C to 25°C. If it compresses to 1.3 L…

A: Calculation of heat: where q is the heat, m is the mass of the sample, c is the specific heat of…

Q: What is the change in molar enthalpy of N, when it is heated from 25°C to 100°C? Use the heat…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.04 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.19 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 242.0 mg sample…

A:

Q: In a calibration of a calorimeter, 50.3 g of water at 60.5 degrees C is added to 48.7g of water at…

A: GivenMass of 1st lot of water = 50.3gTemperature (T1) = 60.5°CMass of 2nd lot of water =…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: Given the mass of water inside the calorimeter = 104.80 g  Given the mass of CaCl2(s) dissolved =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.27kg sample…

A: The number of moles of a substance (n) is evaluated by relating the mass of the substance to its…

Q: If the molar mass of water is 18.02 g/mol and the specific heat of water is 4.184 J/g.◦C, calculate…

A: The molar mass of water = 18.02 g/mol. The specific heat of water = 4.184 J/g.◦C Molar heat capacity…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.43 kg sample…

A: Given, mass of sample C4H11N, m = 0.43 kg Moles  0f C4H11N = 0.43 ×103 g73 g/mol change in…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.88 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.65kg sample…

A: Molar Heat Capacity: The molar heat capacity of a chemical substance is the amount of energy that…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.34 kg sample…

A: Mol= weight/ molar mass  first find the moles in 0.34kg

Q: Calculate the energy content (in Joules) of a 1.00 g of food product that is placed inside a…

A: