A calorimeter is charged with 59.197 mL of water at 24.2 °C. After a reaction takes place in the calorimeter, the water temperature is 25.2 °C. How much heat did the reaction produce, and was it exothermic or endothermic? (The density of water is 1.00 g/mL.)

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Q: The specific heat of an unknown metal is calculated to be 3.74 J/g °C. What is the mass of the…

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A: Calorimetry is the easiest way to calculate the amount of heat transfer to a substance or from a…

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A: We know during the process of any reaction, heat gained  = heat lost . For above the formula used…

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A: Consider the given information is as follows; Mass of the metal = 94.5 g Initial temperature T1…

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A: Molar mass of ammonium nitrate =80.043g/mol

Q: 4. How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a spoon…

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Q: A chemist placed a 1.195 g sample of fuel in a bomb calorimeter which was immersed into 2.00 L of…

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Q: When a 4.25 g sample of solid ammonium nitrate dissolves in 60.0 g of water in a coffee- cup…

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A: All the information is given in question  Mass of silver and temperature  Mas software water and…

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A: The heat released or absorbed (q) when the temperature of any substance is raised is calculated as:…

Q: 5) A 70.0-g piece of metal at 80.0 °C is placed in 100 g of water at 22.0 °C contained in a…

A: Introduction: Specific heat of a substance is defined as the heat required by the unit mass of…

Q: A 8.17 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: 5) A 120.0-g piece of metal at 60.0 °C is placed in 150 g of water at 19.0 °C contained in a…

A: Calculating the heat released or absorbed for the process:            ......(1) In a system, the…

Q: A sample of gold weighing 7.7 grams is cooled then placed in a calorimeter containing 27.01 grams of…

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A: Given information: Mass of unknown sample = 5.29 g Mass of water = 150.00 g Heat gained by solution…

Q: Commercial cold packs consist of solid ammonium nitrate and water. NH4NO3 absorbs 25.69 kJ of heat…

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Q: How many joules of heat are evolved by a reaction in a calorimeter where the temperature of the bomb…

A: We know that,  Heat = m x c x ∆T  Where, m = mass  c = specific heat  ∆T = change in temperature

Q: heat, upon which the temperature of the sample increases from 21.5 °

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

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Q: 3. A 74.5 g piece of metal at 86.0°C is placed in 133 g of water at 21.0°C contained in a…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 2. A piece of Cu metal is heated in a test until the temperature reaches 96 °C and dropped into a…

A: 2. A piece of hot Cu metal at 96 °C is dropped into a calorimeter, containing 50 mL of water at 27…

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A: Use calorimetry principle to get answer. Heat flow from high temperature to low temperature. Metal…

Q: A gas expands and does work on the surroundings equal to 4.92 L atm. At the same time, it releases…

A: Given: Work done (W) = 4.92 L atm Heat released by the system according to sign convention (q) = -…

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A: Mass of unknown salt = 4.81 g Molar mass of unknown salt = 116.82 g / mol Moles of unknown salt…

Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: When a 6.50 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee-cup…

A: The formula used to calculate heat: m is the mass. Cp is the heat capacity. T2 and T1 are the…