When a student chemist transferred the metal to the calorimeter, some water splashed out of the calorimeter. How will this technique error affect the calculated specific heat of the metal?

Q: (b) Explain the following terms: (i) Internal energy of a system (ii) Bomb calorimeter

A: The following terms has to be explained i) Internal energy of a system ii) Bomb Calorimeter

Q: A 2.855 g2.855 g sample of a new organic material is combusted in a bomb calorimeter. The…

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Q: which of the following signs on q and w represent a system that is doing work on the surroundings…

A: Given :-  System is doing work on surrounding  System is gaining heat from surrounding  To…

Q: internal energy of the system is expected to increase/ decrease Sign and symbol Heat (q) is…

A: We need to determine change in internal energy when heat is given, taken, work is done, work is…

Q: The air within a piston equipped with a cylinder absorbs 565 J of heat and expands from an initial…

A: Internal energy is the total energy present within a given system, which includes the kinetic energy…

Q: 2.164 g sample of an organic substance (MM = 180.16 g/mol) is burned in a bomb calorimeter, the heat…

A: Solution - According to the question - Given value  - cp = 4.313kj/°C weight of substance = 2.164 g…

Q: If a student performs an endothermic reaction in a calorimeter, how does the calculated value of ∆H…

A: An endothermic reaction is the one that takes in energy, overall.

Q: You heat approximately one cup (250 g) of water on the stove from 23 oC (~ room temperature) to 99…

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

A: Given: Mass of Cs2SO4 = 22.75 gMass of water = 117.50 gInitial temperature = 25.42 °CFinal…

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

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Q: Briefly explain: - why is it necessary to revise the heat capacity of the calorimeter when a solid…

A: A question based on thermochemistry that is to be accomplished.

Q: As a routine safety procedure, acids and bases should be stored separately in a laboratory.…

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Q: how to write the enthalpy cycle?

A: The previous answer has shown all the necessary calculations and enthalpy changes.  In case you want…

Q: n the calorimetry experiment was used to measure the heat of reaction for an endothermic process,…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Two aircraft rivets, one iron and the other copper, are placed in a calorimeter that has an initial…

A: Given: Initial Temperature=20°C

Q: For an exothermic reaction, how is the measured temperature change affected if some of the heat…

A: The amount of heat involved in a chemical of physical process is measured using the device called…

Q: How do I find heat absorbed by a calorimeter alone, and also heat absorbed by the conents of the…

A: The amount of heat or energy released or gained during the process is measured by using calorimeter.

Q: Define calorimetry and describe two commonly used calorimeters. In a calorimetric measurement, why…

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Q: Why not all endothermic processes that do work on the surroundings have the same sign for internal…

A: Endothermic processes are the processes which absorb heat energy from the surroundings. These…

Q: Information gathered from the Calorimetry Experiment: Mass of tire wire = 5.0 g Mass of water…

A: GIven: Mass of tire wire,mT = 5.0 g Mass of water,mw=200.5 g Initial Temperature of Water,Tw= = 30oC…

Q: What is a standard state? What is the standard enthalpy change for a reaction?

A: Standard state of a material is the reference point  that is used to calculate its properties under…

Q: For the forward reaction what is the enthalpy of the reaction?

A: Let's understand the given potential energy diagram better: Here, a = activation energy for the…

Q: What is meant by the specific heat capacity of an object

A: To define the specific heat capacity of an object.

Q: How to calculate heat capacity in a calorimeter?

A: Calorimeter is defined as the device which implement on thermal temperature of a object by changing…

Q: A bomb calorimetry experiment is performed with xylose, CSH10OS (s), as the combustible substance.…

A: ,given xylose burned=1.823gmheat capacity of calorimetre=4.728KJ/°Cinitial temperature=23.29°Cfinal…

Q: KJ/mol. The heat of reaction for the combustion of a mole of Ti in this calorimeter is

A: The ∆Hcombustion is the amount of heat in the energy needed to burn per mole of a substance. Its…

Q: A 432.00 sample of an unknown metal at 101.93°C is placed in a calorimeter containing 131.00 mL of…

A: Solution :    The specific heat capacity is defined as the amount of heat required to change the…

Q: When measuring the enthalpy of combustion of a very small amount of material, would you prefer to…

A: The amount of heat that is absorbed by calorimeter is given as follows: Here, c is the heat…

Q: A 6.55 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: How do determine the amount of water needed in the Calorimeter (e.g. looking for the specific heat…

A: SolutionThe temperature of the water increases from 24.0 °C to 42.7 °C, so the water absorbs heat.…

Q: of the calorimeter was evious experiment to be 892.3 J/

A: Dear student I have given answer to your question in the image format.

Q: A 3.623 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: Given, The weight of sample is 3.623 g. The given temperature values are 23.53 ˚C and 30.40 ˚C. The…

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

A: Given,  The mass of nickel = 100.00 g. Initial temperature of Ni = 98.10 °C The mass of water =…

Q: If the calorimetry experiment was used to measure the heat of reaction for an endothermic process,…

A: In an endothermic reaction, the energy is required to make the reaction spontaneous, so, the heat is…

Q: A 1.261 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

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Q: If a student performs an endothermic reaction in a calorimeter, how does the calculated value of ΔH…

A:

Q: Which of the following statements is TRUE about the calibration of the improvised calorimeter in the…

A: Calorimetry is used to determine the flow of heat to and from the system. Calorimeter is the…

Q: For an exothermic reaction, how is the measured temperature change affected if some of the heat…

A: Consider that an exothermic reaction is taking place inside a calorimeter with water as its…

Q: Calculate the amount of heat released from combustion of 1g of wood. The heat capacity of the bomb…

A: Heat released in combustion is the driving force of a fire, the larger the heat released by a…

Q: calorimeter is a perfect insulator, the mixture has a specific heat capacity identical to pure water…

A: First Calculate volume and then use  Density×volume =mass  Then use q=mc∆T to calculate ∆H in 0.01…

Q: What is meant by the term standard conditions with reference to enthalpy changes?

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: A 3.915 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: To solve this problem first we find the total heat produced by the burning of the organic compound…

Q: An 8.0 g sample margarine was placed in a bomb calorimeter. It was then completely combusted leading…

A: Ans  Heat change in bomb calorimetry is given by the formula  DeltaH  = mc(T2-T1)  Now given values…

Q: What does a high calorimeter constant indicate? What happens to the calorimeter constant if there is…

A: The "calorimeter constant" is just the specific heat of the calorimeter and its thermal…

Q: What effect would leaving the lid off the coffee-cup calorimeter have on the specific heat (higher,…

A: Less specific heat, because only some amount of the heat is transferred to the water whereas the…

Q: A 432.00 sample of an unknown metal at 101.93°C is placed in a calorimeter containing 131.00 ml of…

A: Mass of water can be calculated using the density formula: Density=MassVolume Mass=1.00 g/mL×131.0…

Q: Why the heat capacity of the calorimeter is an important number to determine?

A: Calorimeters are commonly used instruments for the measurement of enthalpy change of reactions. On…