Given a 49.8-g49.8-g sample of this substance with a specific heat of 59.0 J/(kg·°C),59.0 J/(kg·°C), how much heat is required to change its temperature from 180.0 °C180.0 °C to 256.0 °C?

Q: A student measures the following data regarding the heat of fusion of ice: 24.7g ice at 0.0°C is…

A: As per bartleby guidelines we solved first question for you. Please find the below attachment.

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 sample of toluene undergoes combustion in a bomb calorimeter that is insulated by 814 g of water…

A: Given: Mass of water = 814 g. Heat capacity of calorimeter = 1015 J/oC And the increase in the…

Q: A 10. g block of metal is heated to 105.00 °C and then dropped into 25 g of water. The water…

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Q: A 1.819 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

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Q: A 3.257 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

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

Q: A common laboratory reaction is the neutralization of an acid with a base. When 40.3 mL of 0.500 M…

A: The volume of HCl = 40.3 mL OR 0.0403 L The molarity of HCl = 0.5 M The volume of NaOH = 75 mL or…

Q: In a coffee cup calorimeter, a student adds 2.50 g of calcium, followed by addition of 50.0 mL of…

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Q: It takes 30.5 kJ of energy to raise the temperature of 300 g of a substance from 30.0°C to 80.0°C.…

A: given :-  q = 30.5 kJ  m = 300 g   T1 = 30.0°C  T2 = 80.0°C  To calculate :-  specific heat capacity…

Q: A CHM student completing the calorimetry experiment mixes 20.0 mL of 1.10 M HCl (aq) with 20.0 mL of…

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Q: The ΔH for the solution process when solid sodium hydroxide dissolves in water is 44.4 kJ/mol. When…

A: To solve this problem, first calculate the q for reaction by using formula q = n∆H. Using q value…

Q: Methanol is an organic solvent that can be used as a fuel in some automobiles. 2 CH3OH(l)…

A: Given: volume of methanol (CH3OH) = 15 mL density of methanol = 0.792 g/mL molar mass of methanol =…

Q: What is the specific heat capacity of an unknown metal if 75.00 g of the metal absorbs 418.6J of…

A: Calculation of heat capacity: The amount of heat required to increase the temperature of one gram of…

Q: A common laboratory reaction is the neutralization of an acid with a base. When 50.0 mL of 0.100 M…

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Q: Calculate the heat (in kJ) for a 2.80 kg system changing temperature from 85.0 oC to 10.0 oC? The…

A: The heat is to be calculated

Q: When 11.55 grams of ammonium nitrate (NH NO) are dissolved in 100.0 grams of water at 25.0 °C in an…

A: Answer:Here:

Q: The heat of combustion (∆H) for propane (molar mass 44.11 g/mol) is -2222 kJ/mol. The heat generated…

A: For propane Heat of combustion = - 2222 KJ Mass of propane = 1.085 g Molar mass of propane = 44.11…

Q: A 46.78 g sample of a substance is initially at 26.6 °C. After absorbing 2893 J of heat, the…

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Q: A hot 115.8115.8 g lump of an unknown substance initially at 181.3181.3 °C is placed in 35.0 mL of…

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Q: A bottle contains 905 grams of chloroform,CHCl3,with a specific heat capacity of 0.96J/(g·ºC). How…

A: Given, Mass of chloroform (m) = 905 g Specific heat capacity of chloroform (Cp) = 0.96 J/g.°C…

Q: A 2.011 g sample of an organic substance (MM = 342.3 g/mol) is burned in a bomb calorimeter, the…

A: given mass = 2.011 h molar mass = 342.3 g/mol initial temperature = 24.14°C final temperature =…

Q: A 51.74 g sample of a substance is initially at 25.6 °C. After absorbing 2939 J of heat, the…

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Q: An unknown metal has a mass of 88.0 g. When 2440 J of Metal Specific heat (J/g • C) heat are added…

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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: When a 45.0 g sample of an alloy at 100.0 °C is dropped into 100.0 g of water at 25.0 °C, the final…

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Q: A 60.86-g stainless steel ball bearing at 115.81°C is placed in a constant-pressure calorimeter…

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Q: temperature of a 11.8 g sample of calcium carbonate [CaCO3 (s)] increases from 24.8 °C to 38.0 °C.…

A: Specific Heat capacity is amount of heat required to increase one gram of substance by one degree…

Q: You see a gold ring in a flea market that you’d like to have, and the price seems right, so you buy…

A: Given data, Mass of ring (m) = 6 g  Initial temperature (Ti) = 25 °C Final temperature (Tf) = 75 °C…

Q: the temperature increases from 23.0°C to ________°C.

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Q: A hot lump of 47.547.5 g of iron at an initial temperature of 51.5 °C51.5 °C is placed in 50.0 mL…

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Q: A 114.06 mL sample of 0.245 M aqueous hydrochloric acid is added to 122.18 mL of 0.172 M aqueous…

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