The same amount of heat which will change the temperature of 50.0g of water by 4.5ºC will raise the temperature of 110.0g of tin from 25.0ºC to 62.7ºC. What is the specific heat of tin?

Q: Mercury was once used in thermometers and barometers. When 69.7 J of heat are absorbed by 100.0 g of…

A: Given, Heat absorbed Q = 69.7 J change in temperature ΔT = 29.98 - 25 = 4.98 ℃ Mass m = 100 g

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: When a 100-gram cylinder of copper, initially at 100° C, is placed in 100 grams of household…

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Q: ve the brown gas NO2. When one mole of NO reacts with oxygen, 57.0 kJ of heat are evolved. Which of…

A: In thermodynamics, temperature, heat, and energy changes are observed for every reaction. When heat…

Q: A piece of iron rod weighing 22.88 g at 95.0°C is placed in a styrofoam coffee cup containing 25.0…

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Q: When 9.85 grams of potassium hydroxide (KOH) are dissolved in 150.0 grams of water at 25.0 °C in an…

A: Answer: This question is based on energy conservation which suggests that heat released during the…

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

A: Heat gained by calorimeter = change in temperature  *  heat capacity of calorimeterHeat gained by…

Q: The specific heat capacities of copper, gold, and cobalt are given. Based on this information, which…

A: Specific heat capacity means the amount of heat required to raise the temperature of 1 gram of a…

Q: A piece of iron (specific heat, 0.444J/g C) is added to 124 g of water (specific heat 4.184J/g C) in…

A: calorimeter is an equipment used to determine the heat energy absorbed or evolved in a reaction. The…

Q: 4. A common problem is to mix two liquids, say 125g of water at 24°C with the same mass of water at…

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Q: Using the thermochemical equation below, determine the enthalpy change, ΔH, for the formation of 7.1…

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Q: You decide to heat a 12.0 ft by 18.0 ft by 8.00 ft room by burning butane gas, C4H10, to raise…

A: The heat gained or lost can be calculated as- q = m×C×∆T m is the mass of the substance C is the…

Q: A bag filled with lead shots is dropped from a height of h = 33.0 m. The total mass of the bag is m…

A: According to the law of conservation of energy, the total energy for a given isolated system remains…

Q: a) We place 125.0 g of a metal at 5.00°C in 350.0 g of water at 100.00°C. The water is in a beaker…

A: Problem a) CalorimetryUnderstanding the ProblemA hot metal is placed in cold water in a beaker.We…

Q: Calculate the energy required to heat 591.0 mg of mercury from -7.8 °C to -2.3 °C. Assume the…

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Q: A piece of unknown substance weighs 48.5 g and requires 2,023 J to increase its temperature from…

A: The specific heat of a substance is the amount of heat energy required to raise the temperature of a…

Q: A piece of metal weighing 71.35 g was heated to 96.6oC and then put into 42.95 g of water (initially…

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

Q: Calculate the energy required to heat 1.50 kg of cyclohexane from 12.7 °C to 34.7 °C. Assume the…

A: Given:m = 1.50 kg = 1500 gΔT = 34.7o C - 12.7o C = (34.7 + 273.15) - (12.7 + 273.15 ) = 307.85 K -…

Q: A 148.9-g sample of a metal at 74.0°C is added to 148.9 g H20 at 14.4°C. The temperature of the…

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Q: A 50 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated to 100.0 ºC. It is then…

A: Answer :-  Heat absorbed by the calorimeter = 1111 J…

Q: 2.33 g of methane (CH4) is burned in a bomb calorimeter (heat capacity =2.677 ×104   J/°C), 2.33 g…

A: The objective of this question is to find the final temperature reached by the calorimeter when 2.33…

Q: The amount of energy needed to heat 2.00 g mercury from 50.0°C to 85°C is 9.87 J. The specific heat…

A: Given: Mass of mercury=2.00 g Temperature change, ∆T=(85-50.0)°C=35 °C Heat needed q =9.87 J…

Q: An unknown substance has a mass of 19.3 g. The temperature of the substance increases from 30.1 °C…

A: Given data is as follows: The mass of unknown substance = 19.3 g  The initial temperature T1 = 30.1…

Q: How much energy is required to change the temperature of 1.50 L of water from 25.0 °C to 100.0 °C?…

A: Given : volume of water = 1.5 L = 1500 mL                                                  ( since 1…

Q: A 65.78 g piece of iron heated at 100.43 °C is placed in a coffee cup calorimeter contains 151.82 g…

A: heat lost by iron = ?

Q: A 312 g sample of a metal is heated to 281.562 °C and plunged into 200 g of water at a temperature…

A: Here we can calculate the heat gained by water using its specific heat , mass and temperature…

Q: 35.00 g of platinum at 398 K is placed in a styrofoam coffee cup containing 155.0 mL of water at 298…

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Q: Suppose that you have 100.0 mL H₂0 (d = 1.000 g/mL) at 20.00 °C and you add to the water 55.00 g of…

A: Q = m . s . ΔT Where, Q = heat absorbed or evolved; m = mass of substance; s =specific heat of…

Q: You will find the final temperature when 5.00 grams of aluminum at 425℃ is placed in 50.0 grams of…

A: We know that  From the law of heat exchange Heat lost by substance= Heat gained by another substance…

Q: Calculate the energy required to heat 351.0 g of iron from -4.4 °C to 12.6 °C. Assume the specific…

A: Answer:Here:

Q: In the lab, a cube of wood has a mass of 35.8 grams and its temperature rises from 20.3oC to 79.5oC…

A: Given: The mass of wood, (m)=35.8 g The initial temperature, (Ti)=20.3oC The finaal temperature,…

Q: A piece of iron (mass = 25.0 g) at 398 K is placed in a styrofoam coffee cup containing 25.0 mL of…

A: Given,Mass of iron (m1) = 25 gInitial temperature of iron (Ti) = 398 KSpecific heat capacity of iron…

Q: Exactly 260 J will raise the temperature of 7.2 gram of a metal fron 25.0 °C to 60.0 °C. What is the…

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Q: O Thermochemistry = Using specific heat capacity to find temperature change 1/3 Bishop A chemical…

A: Tf​=36.1°CExplanation:Given: mw​=8.70kg;Ti​=33.2°C;q=106.kJ;C=4.18J/g°C;Tf​=???°CStep 1: Convert the…

Q: A piece of iron (mass = 25.0 g) at 368 K is placed in a styrofoam coffee cup containing 25.0 ml of…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.33 kg sample…

A: Given data : Mass of C6H4F2 = 0.33 kg = 330 g (1 kg = 1000 g) The molar mass of the compound =…

Q: Part A The specific heat capacity of sold copper metal is 0.385 JigK. How many joules of heat are…

A: Given, specific Heat of solid copper metal  = 0.385 J/gK Mass of block = 1.55 Kg = 1550 g  Initial…