Suppose that 25 g of each of the following substances is initially at 29.0 ∘C∘C. What is the final temperature of each substance upon absorbing 2.35 kJkJ of heat? gold, silver,aluminum and water

Q: A sample of metal weighing 9.323 g was heated to 99.15 °C. It was then placed in a calorimeter…

A: Given data, The mass of water = 35.5 g The mass of metal = 9.323 g The initial temperature of  H2O =…

Q: A 20.0 g block of iron (molar heat capacity 25.1 J/mol °C) at 83.4 °C is placed into 200.0 g of…

A: Answer:This question is based on law of conservation of energy where energy lost by hotter object…

Q: A 9.86 g sample of iron metal was heated in water to 85°C. Then, it was dropped into a beaker…

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Q: A chemical reaction in a bomb calorimeter produces 5.17 kJ of heat. If the heat capacity of the…

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Q: Given the following hypothetical thermochemical equations: 2QJ3 (g) + 3Q2X (g) → 4Q2 (g) + 3J2X (l)…

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Q: Magnesium burns in air to produce a bright light and is often used in fireworks displays. The…

A: Given :-  2Mg(s) +O2(g) 2MgO(s)    ; ∆Ho = -1203 kJ  mass of Mg burns = 6.82 g  To calculate :-…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 796.0 mg sample…

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Q: 7. A 10.0 g sample of a metal is heated to 75.0 °C and then added to 20.0 g of water at 22.7 °C in…

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Q: A sheet of gold weighing 9.3 g and at a temperature of 17.6°C is placed flat on a sheet of iron…

A: Given: mgold =9.3 g CAu = 0.129 J/g 0C Ti = 17.6 0C miron =21 g CFe = 0.444 J/g 0C Tiron = 55.3 0C…

Q: The same quantity of energy is added to 25.0 g pieces of gold ( molar heat capacity y = 25.41 J/ mol…

A: Given data,Mass of Au=Mg=Pt=25.0gCAu=25.41J/moloCCMg=24.79J/moloCCPt=25.95J/moloC

Q: Substance "C" is identified to have a specific heat capacity of 0.452 J/(g.°C). Which substances…

A: Answer: Specific heat capacity of the substance is defined as the amount of energy added into the…

Q: We drop 100.0 g of metal at 90.0 ∘C into 50.0 g of water at 20.0 ∘C.  The final temperature is 33.5…

A: Given data is as follows: The mass of the metal = 100 g The initial temperature of the metal = 90.0…

Q: Consider the hypothetical thermochemical equation 3 A + B → 2 C for which ΔH = 58.7 kJ/mol. If you…

A: The objective of the question is to calculate the quantity of heat absorbed in a chemical reaction…

Q: Calculate the energy required to heat 735.0 mg of silver from 6.9 °C to 13.0 °C. Assume the specific…

A: The specific heat of silver states that 0.235 Joule of heat is needed for an increase in the…

Q: 20.0  J of heat is added to 10.00 g of gold, which is initially at 25°C. The heat capacity of gold…

A: Q = n . s . (T2 - T1) Where, Q = heat absorbed;  s = specific heat of substance; n = number of moles…

Q: How much heat is produced by the complete reaction of 6.81 kg of nitromethane? Nitromethane (CH3NO2)…

A: According to the given balanced chemical reaction,

Q: The specific heat of a certain type of metal is 0.128 J/(g⋅∘C). What is the final temperature if 305…

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Q: A 12.3-g sample of granite initially at 76.0 ∘C is immersed into 21.0 g of water initially at 21.0…

A: Heat gained or absorbed by a substance = mass of the substance x specific heat capacity of substance…

Q: The specific heat of a certain type of metal is 0.128 J/(g⋅∘C).What is the final temperature if 305…

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Q: 2. A sample of lithium goes through a temperature change of +56.36 K while absorbing 17776 joules of…

A: Amount of heat,Q required to increase the temperature of a substance of mass ,m and specific heat…

Q: When ammonia (NH3) and oxygen react at a temperature at which both compounds are in the gaseous…

A: When balanced reactions are represented including phases of all species as well as energy change,…

Q: When CO(g) reacts with O2 (g) according to the following reaction, 283 kJ of energy are evolved for…

A: In a thermochemical equation, the enthalpy change (ΔH) of a chemical reaction is also written with…

Q: The final temperature is 20.9 0C when a piece of silver with a mass of 26.8 grams at an initial…

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Q: Part D A1.6 kg block of iron at 28 °C is rapidly heated by a torch such that 18 kJ is transferred to…

A: Given that,  Weight of Iron block m = 1.6 Kg Initial temperature of iron block Ti, i = 28°C Final…

Q: A 24.0 g sample of granite at 100.0 °C was added to 100.0 g of water at 25 °C, and the temperature…

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Q: A 2.62E1 g sample of aluminum at 1.008E2 °C is added to 1.002E2 g of water at 2.22E1 °C in a…

A: For a chemical reaction or physical process to occur a certain amount of energy should be furnished…

Q: An unknown substance has a mass of 13.9 gg . When the substance absorbs 1.251×102 JJ of heat, the…

A: Given : Mass of the substance, m =13.9 g  Heat absorbed, q=1.251×102 J Temperature change,…

Q: A 123 g piece of metal is heated to 292 ∘C and dropped into 86.5 g of water at 26.0 ∘C If the final…

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

Q: It takes 55.0 JJ to raise the temperature of an 9.60 gg piece of unknown metal from 13.0∘C∘C to 24.4…

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Q: Calculate the energy required to heat 123.0 g of ethanol from −0.2°C to 21.0°C. Assume the specific…

A: Heat capacity: The amount of heat required to increase the temperature of one gram of a substance by…

Q: A 28.79 g sample of a substance is initially at 21.2 ∘C. After absorbing 1817 J of heat, the…

A: Introduction The specific heat of any particular metal basically denotes the heat quantity required…

Q: The molar heat capacity of silver is 25.35 J/mol⋅∘CJ/mol⋅∘C. How much energy would it take to raise…

A: Mass of silver = 9.60 g  Change in Temperature = 20.0 degree C  molar heat capacity = 25.35 J / mol…

Q: The molar heat capacity of silver is 25.35 J/mol⋅∘CJ/mol⋅∘C. How much energy would it take to raise…

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

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Q: The specific heat of a certain type of metal is 0.128 J/(g.°C). What is the final temperature if 305…

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Q: 4. Calculate the amount of heat (in kJ) required to raise the temperature of a 45.0 g sample of…

A: Heat required to raise the temperature of 1g of substance through 1°C is known as specific heat…

Q: To treat a burn on his hand, a person decides to place an ice cube on the burned skin. The mass of…

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Q: A 75.1g piece of an unknown metal is heated up 45.2 degree c when given 2945 j of heat what is the…

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Q: The decision of whether to use gas, oil, electricity, or wood to heat your home comes from many…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: What is the final temperature if 305 J of heat is added to 58.2 g of this metal

A: q = mc∆T  q is the amount of heat energy absorbed m is the mass of substance  c is the specific heat…

Q: Given the following hypothetical thermochemical equations: 2QJ3 (g) + 3Q2X (g) → 4Q2 (g) + 3J2X (l)…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 412.0 mg sample…

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