When a 100-gram cylinder of copper, initially at 100° C, is placed in 100 grams of household ammonia, originally at 20° C, the final temperature of the ammonia is measured to be 26° C. What is the specific heat of the household ammonia?

Q: To raise the temperature of aluminum which has a mass of 200 grams from 298 K to 348 K, 8400 joules…

A: specific heat of aluminum, c= 840  J/kg.K

Q: A 125 gram piece of metal is heated to 288°C and dropped into 85.0 grams of water at 26.0°C.  If the…

A: We have 125 g of metal of temperature 288°C, 85 g of water at 26°C , both have final temperature as…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 129.0 mg sample…

A: Mass of sample = m = 129 mg = 0.129 g Initial temperature = T1 = - 9.6°C Final temperature = T2 =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 216.0 g sample…

A: The mass of the sample is = 216.0 g The increase in the temperature is = 19.1 - 1.3 = 17.8oC = 17.8…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.97 kg sample…

A: We know that heat involved and specific heat capacity of a system are related by the equation- ∆H =…

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

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 267.0 g sample…

A: Mass of substance = m = 267.0 g Change in Temperature( ΔT)  = 7.3 - (-5.2) = 12.5 °C = 285.5 K Heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.53 kg sample…

A: We know that  Q = m*s*ΔT        ----------(1) Where, Q is heat energy               m is mass of…

Q: The specific heat of gold is 0.13 J/gC and copper is 0.39 J/gC. Suppose we heat a 25 g sample of…

A: The specific heat of gold is 0.13 J/gC and copper is 0.39 J/gC. Mass of gold sample=25g=mass of…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: The question is based on the concept of calorimetry. We have to determine specific heat capacity of…

Q: A piece of a mysterious metal has a mass of 455g. It was determined that its heat capacity is 34.3…

A: The heat capacity of a given substance is defined as the amount to heat required to raise the…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Mass of chromium, m1 = 18.5 g Mass of water, m2 = 81.3 g Temperature of chromium, T = 98.04 °C…

Q: 125 mL of H20 is initially at room temperature (22.0°C). A chilled steel rod at 2.0°C is placed in…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 590.0 g sample…

A:

Q: repair crews to weld rails together. -) Ⓡ 2Fe(s) + Al2O3(s) DH rxn= -850 kJ -n, in grams, is formed…

A: Exothermic process is the one in which energy is liberated from the system to the surrounding in the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 196.0 g sample…

A:

Q: A chemical substance has a specific heat of 0.897 J/g-ºC. If an unknown mass of this substance is…

A: Answer:- This question is answered by using the simple concept of calculation of heat using the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.68 kg sample…

A: The mass of the substance is = 1.68 kg The increase in the temperature of the substance is =…

Q: A 25.64g sample of solid was heated in a test tube to 100 degrees Celcius in boiling water and…

A: Given:Mass of sample = 25.64gT = 100o CMass of water = 50 gTemperature increased from 25.10 degrees…

Q: A slab of iron ( 465g) is removed from an oven and plunged into 375g water in an insulated…

A: Given, Mass of iron, mi = 465gMass of water, mw = 375g(Tw)i = 26oC , (Tw)f = 87oC Cfe = 0.449 J/g oC…

Q: It takes 45.0 J to raise the temperature of an 11.8 g piece of unknown metal from 13.0∘C to 24.5 ∘C.…

A: The specific heat capacity for a given substance refers to the amount of heat that is needed to…

Q: A drop of water with a mass of 0.48 g is vaporized at 100 ∘C and condenses on the surface of a 55-g…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 270.0 g sample…

A:

Q: A metal radiator is made from 13.96 kg of iron. The specific heat of iron is 0.449 J/g °C. How much…

A: Given;

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 162.0 g sample…

A: Answer: When heat is added to a substance, its temperature rises but the value of temperature rise…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.82 kg sample…

A: Answer: Whenever a substance absorbs the heat, its temperature rises but the magnitude of that…

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.8 grams of aluminum…

A: Given that-Mass of aluminium=18.8 gramsIts initial temperature=98.63°CMass of water=79.1 gramsIts…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: …

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Calorimeter: A calorimeter is an instrument used for calorimetry, or the process of measuring the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 206.0mg sample…

A: Given : Mass of sample = 206 mg = 0.206 g…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 663.0 mg sample…

A: Given Mass = 663 mg = 663 x 10-3 g Heat = 12.8 J T1 = 0°C T2 = 21.4°C

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.21 kg sample…

A: Please find your solution below : Calorimetry is a process which is used to measure the amount of…

Q: A metal radiator is made from 25.07 kg of iron. The specific heat of iron is 0.449 J/g °C. How much…

A: The mass of iron metal is = 25.07 kg The heat capacity of iron metal is = 0.449 J/goC Increase in…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A:

Q: In the laboratory a student finds that it takes 28.7 Joules to increase the temperature of 13.1…

A: we have to calculate specific heat of mercury

Q: Determine the specific heat of a material if an 18g sample absorbed 75 J as it was heated from 15°C…

A: Given, mass of material m =18 gamount of heat absorbed by material q = 75 Jand it was heated from…

Q: A 20.94 g sample of a metal is heated to 99.4°C in a hot water bath until thermal equilibrium is…

A: The heat lost by the metal is determined as follows,

Q: A sample of a metal weighing 18.3 g was heated to 99.9°C, then placed into a calorimeter containing…

A:

Q: A piece of metal weighing 98.4 g with a specific heat of 0.46 Jg-¹ °C-1 at 1028.6 °C is dunked into…

A: Given that,  The weight of the metal piece is mM = 98.4 g, The specific heat of the metal is CM =…

Q: An unknown solid metal at 150 degrees celsius was placed in 1.00 L of water at 25 degrees celsius.…

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

Q: In the laboratory a student finds that it takes 62.2 joules to increase the temperature of 10.3…

A: Given data,Heat=62.2JMass of Fe=10.3gInitial temperature=23.7oCFinal temperature=38.4oC

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.61 kg sample…

A: We have to calculate the specific heat.

Q: An 80.0g sample of metal, initially at 96 degrees C, is placed into 150g of water initially at 26…

A:

Q: A piece of metal weighing 146.7 g was heated from 32.0 °C to 56.2 °C. If the amount of heat needed…

A:

Q: A 43.9 g spoon made of pure silver (c = 0.235 J/g C) at 20.1 celcius is used to stir an 8 oz. (240…

A:

Q: An electric range burner weighing 619.0 grams is turned off after reaching a temperature of 499.9°C,…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.63 kg sample…

A:

Q: f we added 10,000 joules to gold at 20 degrees Celsius, its temperature would rise to 1570 degrees…

A: The heat absorbed by the gold metal can be expressed as follows: Q = mcTf - TiQ = Amount of heat…

Q: It takes 48.0 J to raise the temperature of an 10.7 g piece of unknown metal from 13.0° C to 24.3…

A:

Q: An object that has a mass of 75 g is heated from 50°C to 93°C. If it takes 3000 J for the…

A: Given: Mass of object = 75 g Initial temperature = 50°C Final temperature = 93°C Heat required =…