Find the specific heat capacity of a 28.5g sample of a metal that is heated to 1037 degC and placed into 80.0 g of water at 25.8 degrees C in an insulated coffee cup with a heat capacity of 8.3 J/K. if the final temperature of the system is 34.2 degrees C, what is the specific heat capacity of the alloy?

Q: What is the work done by a system when it absorbs 47 J of heat and gain 12 J of energy?

A: Since you have posted multiple question, the answer for first question is given below. Kindly repost…

Q: Calculate the amount of heat required to raise the temperature of a 68 gg sample of water from 39C…

A: The considered sample of water is to be heated and the required temperature raise by heating, is…

Q: If you know that 18.5 grams of a particular mineral, with heat quantity of 1170 J, its temperature…

A: Hii There! since there are multiple question posted. we are answering first question. if you need…

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

A:

Q: A 124.5 g sample of an unknown metal absorbs 1276.25 J of heat, upon which the temperature of the…

A: Given: The mass of the metal sample = 124.5 g The amount of heat absorbed by the metal = 1276.25 J…

Q: solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolving) can…

A: The heat of a system remains…

Q: A coffee cup calorimeter contains water at an initial temperature of 20°C and is calculated to have…

A: A coffee cup calorimeter contains water at initial temperature of 20°C and  Given data is: Initial…

Q: calculate the enthalpy of dissolution of CsCl(s) in kJ/mol.

A: change in enthalpy as a substance is dissolved in solution is known as a enthalpy of dissolution. it…

Q: If 1495 J of heat is needed to raise the temperature of a 333 g sample of a metal from 55.0°C to…

A:

Q: A 43.5-g sample of copper at 99.9 °C is dropped into a beaker containing 156 g of water at 18.7 °C.…

A: Given: Mass of copper = 43.5g Mass of water = 156g Initial temperature of copper = 99.9°C = 99.9 +…

Q: 1. How much heat must be added to a 38-g sample of aluminum to increase its temperature by 250.0°C?…

A:

Q: A 47.0-g sample of copper at 99.8 °C is dropped into a beaker containing 147 g of water at 18.6 °C.…

A: Given: Mass of copper sample                       = 47.0 g Initial temperature of copper sample =…

Q: How many kilojoules (kJ) of heat are needed to raise the temperature of a 50.0 g piece of silver…

A: Given, The amount of heat in KJ, are needed to raise the temperature of a 50.0 g piece of silver…

Q: 13.0 and 54.0 °C, respectively, were mixed inside a cup calorimeter. If the temperature of water…

A: The heat capacity of the calorimeter is 58.1J/oC

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: Given: Mass of BaCl2        = 12.87 g Mass of water        = 101.30 g Final temperature  = 27.07 oC…

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 chemist carefully measures the amount of heat needed to raise the temperature of a  1.80kg…

A: The question is about calculating the Specific Heat Capacity of the Substance. Firstly, let's write…

Q: 5) A 120.0-g piece of metal at 60.0 °C is placed in 150 g of water at 19.0 °C contained in a…

A: Calculating the heat released or absorbed for the process:            ......(1) In a system, the…

Q: When a solid dissolves in water, the solution may become hotter or colder. The dissolution enthalpy…

A: Specific heat- It is the amount of heat required to raise the temperature of 1g of substance by 10…

Q: Knowing that liquid water has a much higher specific heat capacity than the metal lead, which sample…

A: Q = m . s . ∆T Where, Q = heat absorbed; m = mass of substance; s specific heat capacity and ∆T =…

Q: How much more energy (in joules) is needed to heat 200.0g of water by 10.0 celcius? The heat…

A: When the heat is transferred to a system the temperature of the system rises. The increase in energy…

Q: Assume that it is possible to heat water with perfect insulation (all the heat from combustion of…

A: 1) E=m*C*∆T where is C specific heat capacity in J/g⋅∘C.   = 200*4.185*10   =8370 J 2) Calculate the…

Q: A 135 g sample of metal requires 2.50 kJ to change its temperature from 19.5 oC to 100.0 oC. What is…

A: Given,Mass of the metal, m = 135 gHeat required, q =2.50 kJ = 2500 J    (1 kJ = 1000 J)Initial…

Q: A piece of unknown substance weighs 56.4 g and requires 2.70 ✕ 103 J to increase its temperature…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: )How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a 45g silver…

A: Specific heat capacity is defined as the amount of heat required to raise the temperature of 1…

Q: A 15.0-mL sample of benzene at 21.0 °C was cooled to its melting point, 5.5 °C, and then frozen. How…

A: Calculate the mass of benzene from density,

Q: How many milliliters of water at 31 °C with a density of 1.00 g/mL must be mixed with 95.0 mL (about…

A: Given: Initial temperature of water=31 degree celciusdensity =1.00g/mlvolume of coffee(m2)=95…

Q: A18 kg block of iron at 29 °C is rapidly heated by a torch such that 11 kJ is transferred to it.…

A:

Q: 1.) When gasoline burns in an automobile engine, the heat released causes the products CO2 and H20…

A:

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A:

Q: A student heats 84.17 mL of water to 95.27°C using a hot plate. The heated water is added to a…

A: Answer: Heat capacity of calorimeter is 304.5 J/°C.

Q: A 90g sample of an unknown metal absorbed 25.6J of heat as its temperature increased 1.18C. What is…

A: The amount of heat required is related to specific heat capacity as,…

Q: A 135-g sample of a metal requires 2.50 kJ to change its temperature from 19.5°C to 100.0°C. What is…

A: Heat capacity is the amount of heat required to raise the temperature by one degree Celsius,…

Q: . A car performs 6000 joules of work on its surroundings and releases 8000 joules of heat. How much…

A: (1) According to first law of thermodynamics, internal energy change, work and heat related with…

Q: What will the final temperature be if a 5.00-g silver ring at 37.0℃ gives off 25.0 J of heat to its…

A:

Q: Nitrogen monoxide, a gas recently found to be involved in a wide range of biological processes,…

A: Exothermic reaction: When heat is evolved by the system i.e. the value of ∆H°rxn is negative.…

Q: If 1495 J of heat is needed to raise the temperature of a 327 g sample of a metal from 55.0°C to…

A: The weight of metal is 327 g.The given temperature values are 55.0 ˚C and 66.0 ˚C. The value of q is…

Q: What is the final temperature (in degrees Celsius) when 1940 J of energy are put into a 250…

A: We have to predict the final temperature.

Q: 2. An 88.5 gram piece of iron initially at 78.8°C is place in a beaker containing 244 grams of water…

A:

Q: If 1495 J of heat is needed to raise the temperature of a 357 g sample of a metal from 55.0°C to…

A:

Q: A 15.0-mL sample of benzene at 20.7 °C was cooled to its melting point, 5.5 °C, and then frozen. How…

A:

Q: If 83 JJ of heat is added to a pure gold coin with a mass of 20 gg , what is the temperature change?…

A: The formula to calculate heat required is given by, q=m.C.∆T where q is the amount of heat added, C…

Q: A student heats 84.17 mL of water to  95.27°C using a hot plate. The heated water is added to a…

A: Since,mass = density × volume

Q: 12.0 °C. 5. A sheet of gold weighing 10.0 g and at a temperature of 18.0 °C is placed flat on a…

A: Q = mCp∆T Where, Q = heat gained or lost m= mass of substance Cp = Specific heat capacity ∆T= Final…

Q: When 40 g of a metal at 85 ◦C is added to 48 g of water at 23 ◦C, the temperature of the water rises…

A: Given: Specific heat of water = 4.18 J/g. oC Mass of metal = 40.0 g Mass of water = 48.0 g Initial…

Q: gas expands and does work on the surroundings equal to 6.14 L atm. At the same time, it releases 97…

A:

Q: The temperature of the cooling water as it leaves the hot engine of an automobile is 240 °F. After…

A: First, the temperature values given in Fahrenheit is converted into Celsius as shown below,

Q: When a metal object is dropped into cold water, it releases 4,715 J of energy to its surroundings,…

A:

Q: A glass containing 200. g of H2O at 20C was placed in a refrigerator. The water loses 11.7 kJ as it…

A: Consider the given information is as follows; Mass of water = 200. g Heat loses (q) = -11.7…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.91 kg sample…

A: Mass of the substance = 0.91 kg 1 kg = 1000 g