A 50.0-g sample of water at 100.00°C was placed in an insulated cup. Then 25.3-g of zinc at 25.00°C was added to the water. The temperature of the water dropped to 96.68°C. What is the specific heat of the zinc?[0.388 J/g°C]

A 50.0-g sample of water at 100.00°C was placed in an insulated cup. Then 25.3-g of zinc at 25.00°C was added to the water. The temperature of the water dropped to 96.68°C. What is the specific heat of the zinc?[0.388 J/g°C]

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: A 6.57 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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: calorimeter containing 837 mL of 1.10 M acid, where the acid has a 1 to 1 molar ratio with sodium…

A: We will calculate ∆H in Kj/mol

Q: 5. What is the mass of the water in a coffee cup calorimeter if the initial temperature is 29.2°C…

Q: How much will the temperature of a cup (183 g) of coffee at 96.1 °C be reduced (in °C) when a 45 g…

A: The problem is asking us to find the final temperature of the coffee after a silver spoon is placed…

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: In a coffee-cup calorimeter, 140.0 mL of 1.3 M NaOH and 140.0 mL of 1.3 M HCl are mixed. Both…

A: In this whole process, the heat given out by the reaction is gained by the solution and as a result,…

Q: Two amounts of 50.0 g of water, at 13.0 and 55.0 °C, respectively, were mixed inside a cup. If the…

A: heat capacity = m C ΔT m = 50 g C = 4.18 J/g c ΔT = 55-13 = 42 c

Q: How much will the temperature of a cup (175 g) of coffee at 94.3 °C be reduced (in °C) when a 47 g…

Q: In a coffee-cup calorimeter, 120.0 mL of 1.4 M NaOH and 120.0 mL of 1.4 M HCl are mixed. Both…

A: coffee-cup calorimeter, 120.0 mL of 1.4 M NaOH and 120.0 mL of 1.4 M HCl are mixed. Therefore, Total…

Q: A 25.0g sample of water at 125.0°C was placed in an insulated cup. Then 25.3g of iron at 23.5°C was…

Q: How much will the temperature of a cup (176 g) of coffee at 94.8 °C be reduced (in °C) when a 45 g…

A: Given, mass of cup of coffee,mc = 176 g initial temperature of cup , Tc=94.8°C mass of silver spoon…

Q: 5.2 g of NaOH is added to a coffee cup calorimeter containing 861 mL of 1.10 M acid, where the acid…

A: Given molarity of acid = 1.10 M Volume = 861 mL Density of the solution = Density of water = 1.0…

Q: Aluminium is a silvery-white light-weight metal that is soft and malleable. A 215.0 g piece of…

Q: A chemist is asked to determine the specific heat capacity of an unknown mineral. The 189-g sample…

Q: 4. How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a spoon…

Q: A 44.3 g sample of water at 100.00 °C (specific heat of water = 4.184J/g.°C) was placed in an…

Q: A 70.9-g piece of metal at 83.2 °C is placed in 98 g of water at 23 °C contained in a calorimeter.…

A: The problem is asking for the specific heat of the metal. The specific heat is the amount of heat…

Q: What is the final temperature when 77.4 g of water at 72.7°C is mixed with 28.1 g of water at…

A: Given: Mass of water at 72.7°C= 77.4 g Mass of water at 32.7°C= 28.1 g

Q: A 50.0 g sample of liquid water at 25 °C is mixed with 44.7 g of water at 45.0 °C. What is the final…

Q: A piece of iron is heated to 95 °C and dropped into 150 g of water at 25 °C. When equilibrium is…

A: Given, Let m ass of iron= mi=?

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 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 148.9-g sample of a metal at 74.6°C is added to 148.9 g at 14.7°C. The temperature of the water…

A: The mass of the metal is .The initial temperature for metal is .The final temperature for metal is…

Q: 151.0-g sample of a metal at 75.0°C is added to 151.0 g H20 at 14.2°C. The temperature of the water…

A: Solution: Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: A piece of unknown metal with a mass of 22.03 g is heated in boiling water to 90.34°C and then…

A: Given;

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: We submerge a 25.0 g block of an unknown metal, initially at 97.8 °C, into 25.0 g of water initially…

Q: A 85 g rock is heated to 98.7°C and placed into 125.3 g of water originally at 30.0°C . If the final…

Q: A 4.77 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

Q: A sample of gold weighing 7.7 grams is cooled then placed in a calorimeter containing 27.01 grams of…

Q: Calculate the heat capacity (in J/C) of 20.0 mL of room temp. water given that the specific heat…

A: Heat capacity of a material for a particular mass = Specific heat capacity mass of the material

Q: A student conducts a calorimetry experiment on an unknown metal object. The unknown metal object…

A: Given : The total amount of heat absorbed by the water = 2310 J Mass of metal = 82.522 g Initial…

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

Q: A 93.82 g bar of iron was heated to 98.4 °C and then dropped into 38.1 mL of water at 15.3 °C. The…

Q: 150. g of water (Cs = 4.184 J/g°C) at 20.0 °C is added to a coffee cup calorimeter. A 35.0 g sample…

A: We use conservation of heat law in order to achieve equilibrium :- -Heat released by the solid =…

Q: A piece of unknown metal with a mass of 15.24 g is heated in boiling water to 96.17°C and then…

Q: 2) When 100 g of unknown metal at 100 °C added to a calorimeter containing 50.00 g of water the…

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

Q: A 350.0 g iron pot is heated on a stove for a period of time until it is hot. The stove is turned…

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.4 grams of…

Q: 33.79 g of a solid is heated to 100.°C and added to 50.0 g of water in a coffee cup calorimeter and…

Question

. A 50.0-g sample of water at 100.00°C was placed in an insulated cup. Then 25.3-g of zinc at
25.00°C was added to the water. The temperature of the water dropped to 96.68°C. What is the
specific heat of the zinc?[0.388 J/g°C]

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

22.214 g of a metal at 99.73°C was added to 14.2 g of water at 19.05°C. The temperature of the mixture rose to 28.78°C. What is the specific heat of the metal? SH2O = 4.184 J/g°C
When 6.54 grams of Zn is placed in 500.0 mL of 1.00 M CuSO4(aq) in a coffee cup calorimeter, it reacts completely to displace copper. The temperature of the solution rises from 20.0˚C to 30.4˚C. Assume the coffee cup itself gains no heat and that the solution has the same density (1.00 g/mL) and specific heat (4.184 J/g˚C) as pure water. (a) How much heat does the solution gain during this reaction? (in J)
If 30.5 g of LiBr are dissolved 350.0 g of water at 20.0 °C in an insulated container, a temperature change is observed. The Δ H of solution of LiBr is -48.8 kJ/mol. Assuming that the specific heat of the solution is 4.184 J/(g C) and that no heat is gained or lost by the container, what will be the final temperature of the solution?
When 14.2 g KBr is dissolved in 100.0 g of water in a coffee-cup calorimeter, the temperature drops from 28.88 °C to 23.38 °C. What is the enthalpy change per gram of KBr dissolved in the water? Assume that the solution has a specific heat capacity of 4.18 J/g·K.
A metal cube with a mass of 68.77 g and a temperature of 86.13°C is placed into 139.32 g of water with a temperature of 23.85°C. The specific heat capacity of the water is 4.184 J/gºC and the specific heat capacity of the metal is 1.659 J/g C. The final temperature of the water is 32.99°C. Calculate the amount of heat released by the metal (in J). Type your answer...
A nickel at 30 °C is dropped into a glass of 15.0 g soda at 3.0 °C, if the heat capacity of the nickel is 4.40 J/°C, the heat capacity for the glass is 11.1 J/°C, and the soda has the same specific heat capacity as water (4.184 J/g°C), what is the final temperature of the mixture?
when 50.0 mL of 0.200 M NaOH is mixed with 50 mL of 0.200 M HCl in a coffee cup calorimeter, the temperature increases from 23.5 degrees C to 26.5 degrees C. Assuming that the density of the resulting solution is 1.00 g/mL and the specific heat capacity of the solution is 4.18 J/g degrees C, what is qrxn?
When an 28.6 g sample of an unknown metal at 142.2 °C is placed into 99.4 g of water at 21.7 °C the final temperature is 31.2 °C. What is the specific heat capacity of the metal in J/g°C
A block of iron weighing 3.50 kg at a temperature of 107.0 °C was inserted into a container containing 1.00 liter of water at a temperature of 30.0 °C isolated from the environment. What is the final temperature (in °C) of the water and the iron at the end of the process? (The specific heat of solid iron is 0.450 J /g and the specific heat of water is 4.184 J/ g°C ) Density of water = 1.0 g/mL.
A piece of metal with a specific heat of 1.153 J/gºC is heated to 124.6ºC and then placed in 120.382 g of water which is at a temperature of 2.1 ºC. After a minute, the temperature of the water has stopped changing and is now 45.5ºC. Assuming that there are no heat losses to the container or surroundings, what is the mass of the piece of metal in grams? Assume that water has a specific heat of 4.184 J/gºC. Enter your answer with at least 3 sig figs.