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 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: A chemist carefully measures the amount of heat needed raise the temperature of a 488.0 g sample of…

A:

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 chemist carefully measures the amount of heat needed to raise the temperature of a 182.0 mg sample…

A:

Q: 3. We all know that the hood of a car gets extremely hot in the summertime when a bright sun is…

A: Mass of iron (m) = 22.8 × 0.4536 = 10.3421 kg or 10342.1 g Specific heat capacity of iron (s) = 0.45…

Q: A 22.1 g piece of aluminum (which has a molar heat capacity of 24.03 J/°C-mol) is heated to 82.4°C…

A: Given: Mass of Al = 22.1 g.Initial temperature of Al = 82.4 oCInitial temperature of water =22.3…

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: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

A: Given, mass of the water (m) =7.30 kg = 7300 gInitial temperature T1=30.8 0C= 273K +30.8 =…

Q: ist carefully measures the amount of heat needed to raise the temperature of a 0.85 kg sample of a…

A: Specific heat capacity is amount of heat required to raise the temperature of one gram of substance…

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: You have a piece of iron, the specific heat of iron, the specific heat of iron is 0.449 J/g °C and…

A: Specific heat :-  The amount of heat required to rise the temperature of one gram of a substance…

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

A:

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

A: The water bath contains ,weight of water = m = 9.60 kg  = 9,600 g  (1 kg = 1000 g) Initial…

Q: 3. A piece of copper metal is initially at 100.0°C. It is dropped into a coffee cup calorimeter…

A:

Q: a system has 63.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A:

Q: A student heats 63.74 grams of nickel to 98.87 degree celcius and then drops it into a cup…

A: heat capacity formula : Q =m*c*△T Q = heat energy m = mass  c = specific heat capacity  △T =…

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: 30.0-g sample of chromium is heated to 100.0 degress celcius in a boiling water bath. the samples…

A: When the chromium is lost heat and the calorimeter of water is gained the heat    And when the heat…

Q: Exactly 122 J will raise the temperature of 11.96 g of a metal from 20.0 °C to 65.0 °C. What is the…

A: Q = ms∆T Q = heat transfer m = mass  s = specific heat ∆T = temperature difference

Q: When methanol, CH, OH, is burned in the presence of oxygen gas, O₂, a large amount of heat energy is…

A:

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: A  20.7 gram piece of metal at 152.2  oC is dropped into 80.9 grams of water at 18.3 oC.  The water…

A:

Q: 79.8 grams of a metal that is at temperature 92.39 oC is placed in 186.3 mL of water at 19.79 oC.…

A: Here use thermal equilibrium concept. Here final temperature is 24.68 degree celcius, So metal…

Q: ,11) [References) Use the References to access important values if needed for this question. In the…

A:

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: This question is based on heat capacity

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: Given: Mass of nickel = 63.29 g. Initial temperature of nickel = 97.88 oC Mass of water = 76.34 g.…