A 11.6 g piece of metal is heated to 98°C and dropped into a calorimeter containing 50.0 g of  water (specific heat capacity of water is 4.18 J/g°C) initially at 20.5°C. The empty calorimeter has a heat capacity of 125 J/K.  The final temperature of the water is 28.2°C. Ignoring significant figures, calculate the specific heat of the metal..   a. 3.176 J/gK   b. 1.990 J/gK   c. 0.800 J/gK   d. 2.142 J/gK   e. none of these

Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After mixing 125 g of…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: Sodium chloride is added in cooking to enhance the flavor of food.  When 10.0 g of NaCl is…

A: Given that 669 J of heat is absorbed. q = +669 JAs heat is absorbed in the reaction from water in…

Q: A chunck of lead at 91.7 degrees celcius was added to 200.0 g of water at 15.5 celcius. the specific…

A: Given:Specific heat of water = 4.18 J/goCspecific heat of lead = 0.129 J/goCInitial Temperature of…

Q: A 0.88g gummy bear is burned in a bomb calorimeter. The temperature started at 21.5 degrees Celcius…

A:

Q: a 72.2g piece of metal at 84.0 C is placed in 137g of water at 21.0C contained in a calorimeter. the…

A:

Q: Suppose you heat a metal object with a mass of 34.4 g to 95.1 °C and transfer it to a calorimeter…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: An 87.0-g piece of iron whose temperature is 73.8 °C (347.0 K) is placed in a beaker containing 300…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: A 10.0 g piece of metal is initially at 100.0°C. It is dropped into a coffee cup calorimeter…

A:

Q: A piece of iron (specific heat, 0.444J/g C) is added to 124 g of water (specific heat 4.184J/g C) in…

A: calorimeter is an equipment used to determine the heat energy absorbed or evolved in a reaction. The…

Q: You perform a coffee-cup calorimetry experiment using a 6.006 g metal sample. You heated the metal…

A: Given;

Q: The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7 kJ/mol.…

A: Given,  The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7…

Q: Suppose you heat a metal object with a mass of 30.0 g to 95.5 °C and transfer it to a calorimeter…

A: Given information is as follows: The mass of the metal = 30 g The initial temperature of the metal =…

Q: In a calorimeter, a 90.0 g piece of metal at 92.4 *C is submerged in 100.0 g of water, that is…

A: In a calorimeter, a 90.0 g piece of metal at 92.4 °C is submerged in 100.0 g of water that is…

Q: A calorimeter has a negligible heat capacity. It contains 52.3 g of water initially at 22.4 Celsius.…

A:

Q: 8. The reaction below was carried out in a calorimeter initially at 22.0 °C. After 0.0180 g of iron…

A:

Q: A 63.5-g piece of an unknown metal is heated to 92.40°C and quickly added to 100.0 g of water in a…

A: Given, mass of unknown metal, mu=63.5 g initial temperature of metal, Tiu=92.40°C mass of water,…

Q: A calorimeter has 1 kg of water (heat capacity of H2O = 4.184 J/g°C) and its heat capacity is 0.10…

A: A calorimeter has 1 kg of water (heat capacity of H2O = 4.184 J/g°C) and its heat capacity is 0.10…

Q: A metal sample weighing 126.00 grams and at a temperature of 96.2 degrees Celsius was placed in…

A: The heat gained by water can be expressed as:

Q: You place a piece of unknown metal in the oven and heat it to 185°C.  You then place the metal into…

A: Given: Mass of metal = 346 g. Volume of water = 250 mL. Initial temperature of water = 24.1 oC Final…

Q: 3.24 g of a piece of a metal is initially at 83.0°C. It is dropped into a coffee cup calorimeter…

A: Recall the following expression according to Law of calorimetry       Q=m×C×∆t Mass of metal=3.24…

Q: A chunk of metal having a mass of 49.7g was warmed to 95.5°C and then dropped into a calorimeter…

A: Mass of metal = 49.7g  Mass of water = 45.3g Heat capacity for water = 4.18J/g°C Final temperature =…

Q: A 24.6 g sample of a metal is heated to 110.0°C and then placed in a coffee cup calorimeter…

A: Answer: This is the question based on energy conservation, one object is losing the heat and other…

Q: A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of negligible…

A: Given, A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of…

Q: Calculate the heat change (q) in J when 8.111 grams of water is cooled from 1.472 ºC to -2.592 ºC.

A: The heat change during a temperature change ca be calculated as follows. q=mc∆Tq=heat…

Q: piece of unknown metal with a mass of 24.31 g is heated in boiling water to 90.51°C and then dropped…

A: The solution is provided in the next step: Given data: * Mass of metal is 24.31 g. * Mass of water…

Q: A 312 g sample of a metal is heated to 281.562 °C and plunged into 200 g of water at a temperature…

A: Here we can calculate the heat gained by water using its specific heat , mass and temperature…

Q: Suppose you heat a metal object with a mass of 31.8 g to 96.8 °C and transfer it to a calorimeter…

A:

Q: A chunk of lead at 91.7°C was added to 400.0 g of water at 15.5°C. The specific heat of lead is…

A: Just apply  Heat given = Heat taken

Q: A metal sample weighing 122.50 grams and at a temperature of 97.2 degrees Celsius was placed in…

A:

Q: A 69.3-g piece of metal at 82.3 °C is placed in 110 g of water at 21.3 °C contained in a…

A: Given,  Mass of metal = 69.3 g.  Mass of water = 110 g.  Initial temperature of metal = 82.3 °C…

Q: You will find the final temperature when 5.00 grams of aluminum at 425℃ is placed in 50.0 grams of…

A: We know that  From the law of heat exchange Heat lost by substance= Heat gained by another substance…

Q: 7. If it takes 105 joules to warm 100 grams of a substance from 20°C to 25°C, what is the specific…

A: Since you have asked multiple question, we will solve the first questionfor you. If you want any…

Q: A 71.56 gram sample of iron (with a heat capacity of 0.450g) is heated to 100.0 °C. It is then…

A: The objective of the question is to calculate the heat absorbed by the bomb calorimeter.

Q: Calculate the heat (q) for 195 grams of pure water heated from a temperature of 25.0 °C to 77.5 °C.…

A:

Q: A 100.0g sample of water at 25.30 degrees Celsius was placed in an insulated cup. Then 45.00g of…

A: Given that: Mass of water = 100.0 g Initial temperature of water = 25.30°C Mass of lead pellets =…

Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After she mixes 90.5 g…

A: Calculation of heat released by the hot water: Q=mc∆T=90.5 g×4.184 J/g°C×(35.0-67.5)°C=-12306.2 J

Q: na calorimeter with 50.0mL of of 44.0°C. What's the specific he

A: Calculate the heat, which is transferred from metal to water.  Heat(Q) = [ m • s • ∆T ] + [ Cp • ∆T…

Q: A 50.0 g sample of unknown metal is heated to 127.1°C, then placed in a calorimeter containing 65.0…

A: Here, according to thermodynamics, we can say that when any hot body comes in touch with a cool…

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

A: We can use the formula : q=ms∆t We are Given: ∆T for water = 34.00-24.30 = 9.70 oC ∆T for metal =…

Q: A coffee-cup calorimeter contains 150.0 g of water at 25.3 °C. A 124.0-g block of copper metal is…

A: Here we are required to find the heat gained by water and heat lost by copper.