Question 5 of 12 Assuming no phase transition, what is the change in temperature (°C) if 310.0 mL ethanol (molar mass 46.08 g/mol) absorbs 3.04 kJ of heat? The density of ethanol is 0.789 g/mL and the molar heat capacity of ethanol is 109.5 J/mol ·°C.

Q: What is the specific heat of a metal substance if 135 kJ of heat is needed to raise 5.1 kg of the…

A: Given,  The mass of a metal = 5.1 kg.  The heat needed to raise temperature from 18.0 °C to 31.5 °C…

Q: 1. Ethanol has a heat of vaporization of +841 J/g when it transitions from liquid to gas What is the…

A: Heat of vaporization is defined as the energy change when one mole of a liquid is converted to one…

Q: What is the heat capacity of 2.13 mol of liquid water? ______ J/ oC How many kJ of heat are needed…

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Q: If the standard molar heats of formation of ammonia, NH3(g), and gaseous water, H20(g), are -46…

A: standard molar heats of formation ammonia, NH3(g) = 46 kJ/mol gaseous water, H20(g) = -242 kJ/mol **…

Q: 7.28 kJ of heat are released when 40.0 g of Br2(bromine) vapour condenses to liquid. What is the…

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Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

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Q: QUESTION 14 When 33.42 grams of fictional compound X is added to water to make 398.4 grams of…

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Q: energy

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

Q: Fifty grams of H2O is cooled 75C to 50degreeC. 1. what is the amount of heat involved in this…

A: Given that:                                Mass of water = 50 g                Initial temperature…

Q: Substance Specific Heat, c (J/g×°C) Water 4.184 Granite 0.803 Mercury 0.140 Silver 0.235 Aluminum…

A: Q = mC ∆T m = mass of sample C = specific heat capacity ∆T = Tf - Ti

Q: Calculate the kilojoules released when 80.0 g of steam condenses at 100 ∘C, the liquid cools to 0…

A: Given : Mass of water = 80.0 g Initial temperature of water = 100 oC = boiling point temperature of…

Q: Incorrect. Steam can cause more severe burns than water, even if both are at the same temperature.…

A: Steam cause more burn because of its higher energy content.

Q: You mix 18.0g of ice that's at -25.0C with 150.0 mL of water that's at 38.0C. Once the ice has…

A: Heat released is given by  Q = m c (T2-T1) Where m is the mass of the substance  C is the specific…

Q: A generic solid, X, has a molar mass of 84.1 g/mol.84.1 g/mol. In a constant‑pressure calorimeter,…

A: Given: The mass of solid and water is 22.3 g and 213 g, respectively. The initial and final…

Q: Which of the following are equal to the specific heat of water? Select all that apply. 4.184 J/g°C…

A: The heat energy absorbed or evolved during the reaction is calculated by using specific heat…

Q: 1.82 Benzene (C,H6) is an organic liquid that freezes at 5.5 °C (see Figure 11.15) to form…

A: Given, Temperature = 5.5°C Mass = 15.5 g Enthalpy Change of fusion = 9.95 kJ mol-1

Q: Assuming no phase transition, what is the change in Tempe (C°) if 310.0 mL ethanol (molar mass 46.08…

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Q: What quantity of energy, in joules, is required to raise the temperature of 460. g of tin from room…

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Q: How much heat is absorbed in kJ by 750 grams of water as it is heated from 25oC to 96oC? Specific…

A: Given- mass of the water= 750 grams  heated from 25oC to 96oC Specific heat of water= 4.186 J/goC

Q: What is the final temperature when a 5.0 g sample of brass initially at 25 oC absorbs 75 J of heat?…

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Q: How much heat energy is needed to warm 50.0 g of carbon (specific heat = 0.71 J/g ºC) from 25 ºC to…

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Q: What change in energy is required to heat 55.00 g of water at 15.00 degrees C to vapor at 180.0…

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Q: How much heat is absorbed when 25.0g of water warms from 10.2oC to 38.0oC

A: According to calorimetry,  q = m × c × ∆T Where q = heat released or heat absorbed,   c = specific…

Q: How much heat is released when 10.0 g of Steam (water vapor) at 110.0 C is cooled to liquid water at…

A: as  the water vapor is cooled  from 110 degree celcius to 75 degree celcius a heat must be released…

Q: 2. What is the amount of heat necessary to raise the tenperature of 8.5 kg of water from 12.5 °C to…

A: Introduction :  The specific heat of the material is the amount of heat rearequi to raise 1 gram of…

Q: 236 grams of water at 11°C is subjected to a big fire. Calculate the heat in kJ, absorbed by H20…

A: Given that: mass of water = 236 g T1 = 11 oC T2 = 173 oC ∆Hvap = 2260 J g-1 Specific heat of water…

Q: In their Memoir on Heat, published in 1783, Lavoisier andLaplace reported, “The heat necessary to…

A: Given, The specific heat capacity of water is  4.18 J. Initial temperature 0°C. The final…

Q: 3. How much heat is absorbed when 11.2 grams of graphite is heated from 22.0 °C to 55.0°C if the…

A: heat absorbed, q = ms∆T                             = 11.2 g x 0.170 cal/goC x ( 55.0 - 22.0 ) oC…

Q: w many grams of liquid CF2CI2 are needed to cool 126 g of water from 44.1 to 26.3 °C? The specific…

A: CF2Cl2  chemical name is dichlorodifluoromethane   , it is colourless gas and  it is usually called…

Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196°C. When 7.7 g of nitrogen…

A: The amount of heat lost by the metal is equal to the amount of heat gained by the water. Formula…

Q: The heat content of 93 g of water at 100°C cooling to 37°C is The heat released when 93 g of water…

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Q: How much energy in kilojoules is released when 28.6 g of ethanol vapor at 82.0 ∘C is cooled to -16.0…

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Q: If 40.0 kJ of energy is absorbed by 500.0 g of water at 10.0 oC, then what is final temperature of…

A: Q = m . s . (T2-T1)

Q: Calculate the heat change, in kilojoules, when 72.3 g of water in the form of steam are cooled from…

A: The mass of water is 72.3g.Molar mass of water is 18.01528g/mol.

Q: How much heat (kJ) is absorbed by 948.0 g of water in order for the temperature to increase from…

A: Specific heat: The amount of heat energy required to raise the temperature of one gram of a…

Q: How much heat energy must be removed from 1.2 g of lead (specific heat = 0.128 J/g ºC) to cool it…

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Q: How much heat (in kJ) is required to convert 49.6 grams of butane (C4H10) from an initial…

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Q: What is the final temperature of 420.1 g of water (specific heat = 4.18 J/g･°C) at 24.2°C that…

A: The final temperature of water is to be calculated. 14.00 Normal 0…

Q: 10. In which state (x) does a gram of water loses less heat to cool down to 20 °C? (1) at +40 °C or…

A: Boiling point of water is 100°C.  A gram of water needs to be cool down to 20 °C.

Q: 7. How much heat is gained when the temperature of 288 g of liquid water is raised by 25 °C from…

A: Here we are required to find the amount of heat required for raising the temperature by 25°C for…

Q: Which of the following phase changes involves the transfer of heat from the surroundings to the…

A: Interpretation: To identify which of the following phase changes involves the transfer of heat from…

Q: How much energy must be absorbed by 20.0 g of water to increase its temperature from 283.0 °C to…

A: The answer is given as follows

Q: 1. How much heat is released when 165 g of liquid benzene, C6H6 (1), cools from 78.0°C to 12.0°C?…

A: The mass of benzene is = 165 g The decrease in the temperature of the liquid benzene is = 78.0oC to…

Q: The specific heat capacity of ice is 2.032 J>g °C. If the initial temperature of a 1.00 square…

A: GIVEN: Area of surface =1 m2 Heat capacity of ice(C) =  2.032 J/g °C=2.032*103 J/kg °C The enthalpy…

Q: Question 22 of 30 How much heat, in kJ, will be absorbed by a 25.0 g piece of aluminum (specific…

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Q: What is the change in heat (in kJ to one decimal place) when 1.75 L of H2O condenses under 1 atm…

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Q: How much heat is gained when the temperature of 288 g of liquid water is raised by 25 oC from room…

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Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food. When…

A: Mass of NaCl = 10.0 g Volume of water = 200.0 mL Initial temperature of water = 25.0 °C Heat…

Q: amount of heat released

A: