A 30.14-g stainless steel ball bearing at 117.82°C is placed in a constant-pressure calorimeter containing 120.0 mL of water at 18.44°C. If the specifi c heat of the ball bearing is 0.474 J/g ? °C, calculate the fi nal temperature of the water. Assume the calorimeter to have negligible heat capacity.

Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.04 °C to…

A: Given: Density of water at this temperature is 0.997 g/mL The specific heat capacity of liquid water…

Q: Temperature of 150. g of iron increased from 27.1 °C to 33.1 °C after absorbing 406 J of heat, what…

A: Given data,Mass of iron=150gInitial temperature=27.1oCFinal temperature=33.1oCHeat (Q)=406J

Q: 450 Joules of energy were requiri d to raise the temperature of a 10.0g sample of aluminum from 25 C…

A:

Q: A metal is thought to be gold or titanium. When 20 g of the metal absorbs 30.8 cal, its temperature…

A: The specific heat capacity of a substance refers to the heat capacity of a substance refers to the…

Q: 28.0g of a substance with a molecular weight of 52.0 g/mol is placed in a bomb2 calorimeter with a…

A:

Q: A sample of aluminum metal absorbs 9.86 J of heat, upon which the temperature of the sample…

A:

Q: A 10-g solid was heated in a test tube to 100°C in boiling water and added to the coffee-cup…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

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: A hot lump of 32.7 g of iron at an initial temperature of 81.3 °C is placed in 50.0 mL H,O initially…

A: Given ,  Mass of iron ( m1 ) = 32.7 g Initial temperature ( T1 ) = 81.3°C Specific heat of iron ( s1…

Q: When a 0.740-g sample of trinitrotoluene (TNT), C7H5N206, is burned in a bomb calorineter, the…

A: In a bomb calorimeter, heat of combustion is calculated as: q=mC∆T where m is mass, C is heat…

Q: A sample of aluminum metal absorbs 9.86 J of heat, upon which the temperature of the sample…

A: Using the following equation, the mass of the metal is calculated.

Q: How much heat must be applied to a 40.2g sample of gold (s=0.129 J(g∙℃)) in order to raise its…

A: Given information:Mass of gold = 40.2 gInitial temperature = 28.2 ˚CFinal temperature = 351.5…

Q: If 63.50 g of an unknown metal at 97.6 °C initially produced a resulting temperature of 39.5 °C when…

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

Q: A 52.7 g. piece of an unknown metal is heated up 51.4 °C when given 3492 J of heat.  What is the…

A: Formula : Heat, q = msΔT     3492 = 52.7 x s x 51.4   s = 1.289 J g-1 °C-1 Here s is specific heat…

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: 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: How much energy is required to heat 120.0 grams of water from 2.0oC to 24.0oC? The specific heat of…

A: Given: mass of water, m=120.0 ginitial temperature of water, T1 = 2.0∘CFinal  temperature of water,…

Q: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: Heat required to raise the temperature = 158.8 Joules. Mass of a sample = 50.0 g  Initial…

Q: How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL (about…

A: The heat transferred by a substance is determined as the equation:

Q: A 76 ml solution of a dilute AGNO3 solution is added to 91 mL of a base solution in a coffee-cup…

A:

Q: A  296.0 g piece of granite, heated to  601.0°C in a campfire, is dropped into  1.15 L water (d =…

A: Mass of granite piece=296.0 g  The volume of water=1.15 L=1150 mL The density of water, d = 1.00…

Q: An ideal gas ina cylinder fitted with a piston expands at constant temperature from a pressure of 6…

A:

Q: How much energy is needed to heat 180g of water from 28oC to 95oC? The specific heat of water is…

A: The amount of heat required to increases the temperature of the 1 g of the substance by 1 degree is…

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

A: Given data,

Q: A 2.5 g sample of NH4NO3 is dissolved in 135 g of water in a Styrofoam cup, changing the temperature…

A: Data given: Mass of NH4NO3 dissolved = 2.5 g Mass of water = 135 g Initial temperature, T1 = 25.1 °C…

Q: What is the mass of an iron piece that cools from 57.8 °C to 26.4°C while releasing 7160.2 J of…

A: The working formula for this problem would be, q = m x Cp x dTwhere q is the total heat, m is the…

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 45g silver spoon (specific heat 0.24 J/g.°C) at 25 °C is placed in 180 g of coffee at 95 °C and…

A: The final temperature of the spoon and coffee will be same.  we know , Heat = ms∆T(m is…

Q: Given that 154.81 g of solution increased in temperature by 4.82 °C, how much heat, in J, was gained…

A:

Q: A 192-gram piece of copper was heated to 100.0oC in a boiling water bath, and then it was dropped…

A: According to law of calorimetry heat absorbed  = heat released.  Copper has higher temperature so it…

Q: A calorimeter contained 75.0 g of water at 16.95 °C. A 93.3 g sample of iron at 65.58°C was placed…

A: Specific heat capacity is equal to the heat of 1g of substance  required to raise the temperature by…

Q: In an experiment, 28.0 g of metal was heated to 98.0°C and then quickly transferred to 150.0 g of…

A:

Q: If 171.4 grams of water must be heated from 8.00°C to 85.0 °C to make a cup of tea, how much heat…

A: The solution is as follows :

Q: Calculate the temperature change when 7.52J of heat is released in a calorimeter having a heat…

A: Given,  Heat released = q = 7.52 J  Heat capacity of calorimeter = C = 470 J/°C  Temperature change…

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: An unknown hot metal at 146.5°C with a mass of 49.43g was mixed with 36.8g of water at an initial…

A: specific heat is defined as the quantity of heat required to raise the temperature of one gram of a…

Q: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

A:

Q: When a 12.5 g sample of NaOH(s) dissolves in 395.0 mL water in a coffee cup calorimeter, the…

A: Please find the solution attached as handwritten note .

Q: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

A:

Q: • The temperature of a 35.2 g sample of iron increases from 23.7 °C to 29.5 °C. If the specific heat…

A: Given:: Mass of Fe, m=35.2 g  Initial, T1=23.7℃ = (23.7 +273) K=296.7℃ Final, T2= 29.5 ℃= (29.5+273)…

Q: A gas expands and does work on the surroundings equal to 1.95 L atm. At the same time, it releases…

A:

Q: When a 13.3 g sample of NaOH(s) dissolves in 386.0 mL water in a coffee cup calorimeter, the…

A:

Q: In an experiment, 26.5 g of metal was heated to 98.0°C and then quickly transferred to 150.0 g of…

A:

Q: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: We have to calculate the specific heat (J/g°C) of platinum.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.43 kg sample…

A: Given, mass of sample C4H11N, m = 0.43 kg Moles  0f C4H11N = 0.43 ×103 g73 g/mol change in…

Q: When a 13.0-g sample of NaOH(s) dissolves in 400.0 mL water in a coffee cup calorimeter, the…

A: 13 grams of NaOH is dissolved in 400 mL of water taken in a coffee cup calorimeter. The heat…

Q: A metal radiator is made from 26.0 kg of iron. The specific heat of iron is 0.449 J g-1 °C-!. How…

A: Given :  Mass of iron = 26.0 kg  Specific heat = 0.449 J.g-1.°C-1  Initial temperature = 25.0°C…

Q: In an experiment, when 2.4 g of Al is mixed with enough HCl in a coffee-cup calorimeter to make…

A: The reaction considered is, 2 Al (s) + 6 HCl (aq) →2 AlCl3 (s) + 3 H2 (g)

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: A sample of water of unknown mass undergoes a temperature change from 68.09oC to 72.61oC with a…

A: Given: Energy added = 205.8 J Initial temperature of water = 68.09 oC And final temperature of water…