A 32.3 g iron rod, initially at 22.5 ∘C, is submerged into an unknown mass of water at 63.1 ∘C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 59.4 C. What is the mass of the water?

Q: A 837 g copper pan is removed from the stove at a temperature of 150 °C. It is then stacked on top…

A: At thermal equilibrium, the amount of heat released by the copper pan (QCu) is equal to the amount…

Q: A 20.0 g block of iron (molar heat capacity 25.1 J/mol･°C) at 74.6 °C is placed into 200.0 g of…

A: Given data: For iron; m=20.0 g Molar heat capacity of iron, Cm,P = 25.1 J mol-1℃-1 Temperature, T1=…

Q: Calculate the energy required to heat 751.0 g of mercury from -6.8C to 4.0C. Assume the specific…

A: Given: Mass of mercury ‘m’ = 751.0 g Initial temperature, Tinitial = -6.8oC Initial temperature,…

Q: A 31.6 g wafer of pure gold initially at 69.9 ∘C is submerged into 63.4 g of water at 27.2 ∘C in an…

A: The problem is related to specific heat. It relates to heat, mass of a substance and change in…

Q: An automobile engine provides 510 Joules of work to push the pistons and generates 2202 Joules of…

A: Given : work done by system = 510 J              Heat release = 2202 J We know           ∆U = Q + W

Q: A 31.7g of wafer of pure gold initially at 69.9 degree Celsius is submerged into 63.8 g of water at…

A: Mass of gold wafer = 31.7g. Initial temperature of gold = 69.90C. Mass of water = 63.8g. Initial…

Q: 237-g piece of molybdenum, initially at 100.0 °C, is dropped into 244 g water at 10.0 °C.  When the…

A: According to the law of calorimetry, when two object with different temperature are remain in touch…

Q: A piece of metal at 20°C that weighs 60.0 g is dropped into 200. g of water at 100°C. The specific…

A:

Q: A 31.1 g wafer of pure gold initially at 69.3 degrees C is submerged into 64.2 g of water at 27.8…

A: Given,Mass of water (H2O) = 64.2 gTemperature of water (H2O) = 27.8°CMass of gold (Au) = 31.1…

Q: A 2.51 g lead weight, initially at 10.6 ∘C, is submerged in 7.86 g of water at 52.4 ∘C in an…

A: First, temperature change happened in water and lead is calculated.

Q: What will be the final temperature of a 430.−g sample of water, initially at 12.0°C, after 55.6 kJ…

A: Hi there, thank you for the question. But as per the guide lines we can answer only one question at…

Q: It takes 585 J of energy to raise the temperature of 125.6 g of mercury from 20.0°C to 53.5°C.…

A: Given, Heat energy, q = 585 J Mass, m = 125.6g Change in temperature, ∆T = 53.5- 20 = 33.5°C

Q: A 30.5-g sample of an alloy at 93.0°C is placed into 50.0 g of water at 22.08C in an insulated…

A: Given: Mass of the sample= 30.5g= 0.0305 kg Initial temperature= 93°C= 366K Mass of water= 50g=…

Q: A 31.55 g iron rod, initially at 22.7 °C, is submerged into an unknown mass of water at 63.2 °C, in…

A:

Q: Iron pellets with total mass 17.0 g at a temperature of 92 °C are mixed in an insulated container…

A:

Q: A 47.5g cube of aluminum initially at 47.3 C is submerged into 107.4 g of water at 14.8 C. Assuming…

A:

Q: A piece of metal of mass 18.0g at 100 degrees Celsius is placed in a calorimeter containing 50.2…

A:

Q: Ethanol weighing 3.56g is burned in a constant-volume bomb calorimeter. Consequently, the…

A: Heat capacity of Bomb calorimeter and water = 8.224 KJ/◦C

Q: We submerge a silver block, initially at 58.5°C, into 100.0 g ofwater at 24.8°C, in an insulated…

A: Specific heat of silver = 0.235 J/gC Specific heat of water = 4.184 J/gC Let mass of silver = x gram…

Q: A 2.62 g lead weight, initially at 10.1 ∘C, is submerged in 7.78 g of water at 52.1 ∘C in an…

A:

Q: A 32.7 g iron rod, initially at 21.9°C, is submerged into an unknown mass of water at 63.6°C, in an…

A: Given:Specific heat of water = 4.18 J/g. oCSpecific heat of iron rod = 0.444 J/g. oCMass of iron rod…

Q: A 32.3 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 165…

A:

Q: A 237-g piece of molybdenum, initially at 100.0 Cis dropped into 244 g water at 10.0 degrees * C .…

A: Heat released by Molybdenum = Heat absorbed by water mMbcMb (T1 - T3) = mwcw (T3 - T2) Given…

Q: A 34.8 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 197…

A:

Q: A 20.0 g block of iron (molar heat capacity 25.1 J/mol･°C) at 80.0 °C is placed into 200.0 g of…

A: We have find out change in temperature of iron box.

Q: A silver block, initially at 58.5 °C, is submerged into 100.0 g of water at 24.8 °C, in an insulated…

A: The final temperature is given by, Tf=mATACp,A+mBTBCp,BmACp,A+mBCp,B where n represents the number…

Q: done against the system during compression of a gas, at the same time 385 J of heat is released from…

A: Answer  Apply 1st law  of thermodynamics  U  =  Q + W

Q: A 37.7 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 192…

A: Given information: Mass of Cu = 37.7 g T1 for Cu = 99.8°C Mass of water = 192 g T1 for water =…

Q: A lead pellet having a mass of 26.47 g at 89.98 °C was placed in a constant-pressure calorimeter of…

A: Given data: The mass of the lead pellet=26.47 g. The temperature of the lead pellet=89.93°C. The…

Q: A piece of zinc at 20.0°C that weighs 60.0 g is droppedinto 200.0 g water at 100.0°C. The specific…

A: The final temperature reached by the zinc and the water has to be calculated,

Q: An automobile engine provides 646 Joules of work to push the pistons and generates 2258 Joules of…

A: According to the thermodynamics law  ∆U = Q + W Given Work done on the piston = - 646 J Heat…

Q: A piece of titanium metal with a mass of 20.8 g is heated boiling water to 99.5°C and then dropped…

A:

Q: A 991 g copper pan is removed from the stove at a temperature of 150 °C. It is then stacked on top…

A: Given: Mass of copper pan = 991 g Mass of aluminium sheet = 799 g Specific heat of copper = 0.387…

Q: 11. A piece of unknown solid substance weighs 437.2 g, and requires 8460 J to increase its…

A:

Q: A 74.8 g sample of a metal at 143.2 °C is added to an insulated vessel containing 208g of water at…

A: The given data contains, mass of metal =74.8 g mass of water =208 g initial temperature of water…

Q: A silver block, initially at 57.9 ∘C, is submerged into 100.0 g of water at 24.6 ∘C, in an insulated…

A: Answer :- Here I have explained the complete step by step solution hope this will really gonna help…

Q: What mass of carbon monoxide must be burned to produce 175 kJ of heat under standard state…

A:

Q: If 25.7 grams of 86 oC water is added to 38.7 grams of 22 oC water, the resulting water has a…

A:

Q: A 395.7 g sample of water at 20.0 °C is mixed with 100.0 g of a certain metal at 95.0 °C. After…

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

Q: A 32.6 g iron rod, initially at 22.7°C, is submerged into an unknown mass of water at 63.3 °C, in an…

A:

Q: A 32.5-g iron rod, initially at 22.7 °C, is submerged into an unknown mass of water at 63.2 °C, in…

A: Given: Mass of iron rod=32.5g Initial temperature=22.7°C Final temperature=59.5°C To find: Mass of…

Q: of a temperature of 00 and a mass of 18 g in a beaker containing 150 g of water at a temperature of…

A:

Q: A 20.0 g block of iron (molar heat capacity 25.1 J/mol･°C) at 36.6 °C is placed into 200.0 g of…

A: Given that : The mass of the block of iron (mi) = 20.0 g The molar heat capacity (Cmi)= 25.1…

Q: A 21.7 g piece of iron and a 28.6 g piece of gold at 100.0°C were dropped into 770.0 mL of water at…

A:

Q: We submerge a 31.1-g wafer of pure gold initially at 69.3°C into64.2 g of water at 27.8°C in an…

A: Given: Mass of pure gold wafer, mAu = 31.1 g Initial temperature of gold, TAu = 69.3°C Mass of…

Q: A 2.66 g lead weight, initially at 10.6 ∘C, is submerged in 7.77 gof water at 52.6 ∘C in an…

A: Given,Mass of lead weight, mlead = 2.66 gMass of water, mwater = 7.77 gInitial temperature of water,…

Q: A 31.1-g wafer of pure gold, initially at 69.3 °C, is submerged into 64.2 g of water at 27.8 °C in…

A: Given: Mass of pure gold wafer, mAu = 31.1 g Initial temperature of gold, TAu = 69.3°°C Mass of…

Q: A 44.0 g sample of unknown metal at 99.0°C was placed in a constant-pressure calorimeter, with a…

A: Given : Mass of water = 80.0 g Mass of metal = 44.0 g Initial temperature of water = 24.0 oC Final…

Q: When 72 grams of metal at 97.0°C is added to 100.0 grams of water at 25°C, the final temperature is…

A: Given that Mass of metal(m) = 72 g Initial temperature of metal(T1) = 97.0°C Mass of water = 100.0g…

Q: A 30.5-g sample of an alloy at 93.0°C is placed into 50.0 g ofwater at 22.0°C in an insulated…

A: Specific heat capacity(s) is defined as the heat required tp raise the temperature of substance by…