Initially you have mwater=4.2kg of water at Twater=66 degrees celcius in a insulated container. You add ice at T ice= -18 degrees celcius to the container and the mix reaches a final, equillibrium temperature of Tf=27 degrees celcius. The specific heat of ice and water are c ice= 2.10×10^3 J/kg×°C) and c water= 4.19×10^3, respectivly, and the latent heat of fusion of water is Lf= 3.34×10^5 J/kg. A.) What is the expression for the mass of ice you added, in terms of the defined quantities? B.) What is the mass of ice, in Kg?

Q: An aluminum washer has an outer radius ro=1.3cm and an inner radius of ri=0.43cm. The temperature of…

A: Given ,         initial temperature Ti=282k         Final temperature Tf=630k        mass of…

Q: A test is conducted to determine the overall heat transfer coefficient in a shell-and-tube…

A: The rate of heat transfer from the oil to the water is, '

Q: You have mW = 3.7 kg of water in an insulated container. You add mI = 0.75 kg of ice at TI = -21°C…

A: Given information: The symbols have the same meaning as described in the question.

Q: A 500 g aluminum bucket contains 1.20 kg of water at an equilibrium temperature of 40.0 °C. The…

A: The heat required for a substance to change its temperature is given by Q = mc∆T, where m = mass of…

Q: A 20.0 kg rectangular block of material has a surface area of 2.20 m² fand thickness of 30.0 cm. The…

A: The new volume of an object that has expanded due to a temperature rise is given by V = Vo1+β∆T,…

Q: A block of metal of mass 0.200 kg is heated to 146.0°C and dropped in a copper calorimeter of mass…

A:

Q: 31.0 m of water is converted into 1671 m³ of steam at atmospheric pressure and 100°C temperature.…

A: Using first law of thermodynamics, ∆U=∆Q-W

Q: - The increase in internal energy of 1kg of water at 100°C when it is converted into steam at the…

A:

Q: You wish to cool a 1.95 kg block of lead initially at 88.0 °C to a temperature of 57.0 °C by placing…

A:

Q: An unknown material, m1 = 0.25 kg, at a temperature of T1 = 94 degrees C is added to a Dewer (an…

A: Let us solve this problem step by step :-Let m1= mas of unknown material        m2 = mass of…

Q: A 0.25-kg copper slug is placed in a beaker containing 0.5 kg of water.  Initially, the system is at…

A:

Q: On a warm afternoon (26°C), James is making fruit punch while the ice is melting (0°C) in a bowl.…

A:

Q: A certain double-pane window consists of two glass sheets, each 80 cm x 80 cm x 0.30 cm, separated…

A:

Q: An insulated beaker with negligible mass contains liquid water with a mass of 0.335 kgkg and a…

A: Write the mass of water in beaker. mw=0.335 kg   Write the initial temperature of the water in…

Q: A thirsty nurse cools a 2.00 L bottle of a soft drink (mostly water) by pouring it into a large…

A:

Q: A block of metal of mass 0.320 kg is heated to 158.0°C and dropped in a copper calorimeter of mass…

A:

Q: A room has a pine ceiling (k = 0.12 WI(m-Cº) ] that measures 3.0 m x 4.0 m 2.0 cm. On a cold day,…

A: We need to calculate how much energy will be saved if we use wool as an insulator.

Q: In the lab, you have nails with mass Mn and temperature Tn. You submerge those nails in the water…

A: Given data The Specific heat capacities of nails is,Cn=0.12 cal/gC The Specific heat capacities of…

Q: A 450-gram metal cube, which is originally at 110 degree(s) C, is dropped into a 0.003 m³ volume of…

A: Write the given values with the suitable variables. mc=450 g=0.450 kgT1=110 °CT2=70 °CTf=78…

Q: value of specific heat for copper is 390 J/kg⋅C, for aluminun is 900 J/kg⋅C, and for water is 4186…

A: According to principle of calorimetry Heat given by hot body = heat taken by cold body

Q: An aluminum rod is 20.0 cm long at 20.0 °C and has a mass of 0.350 kg. If 10kJ of energy is added to…

A: Given, L=20cm mass m= 0.350 kg Q=10kJ

Q: Steam in a heating system flows through tubes whose outer diameter is 3 cm and whose walls are…

A: The expressions for the corrected radius of the fin,   Substitute,

Q: Several ice cubes (ρi = 0.9167 g/cm3) of total volume Vi = 225 cm3 and temperature 273.15 K (0.000…

A: Given data: The density of ice cubes ρi=0.9167 g/cm3 Total volume Vi=225 cm3 The temperature of ice…

Q: How much fiberglass insulation (k = 0.035 W/m*K) is needed to guarantee that the outside temperature…

A: Given: The conductivity is k=0.035 Wm·K. The outside temperature of kitchen is t0=43°C. The maximum…

Q: A block of metal of mass 0.220 kg is heated to 156.0°C and dropped in a copper calorimeter of mass…

A: Given, Mass of metal (m1) = 0.220kg Initial temperature of metal (Ti,metal)=156.0oC Final…

Q: A cube of ice is taken from the freezer at -6.5 ∘C∘C and placed in a 95-gg aluminum calorimeter…

A: using princip[le of calorimetry      heat gained by ice = heat lost by aluminium + water

Q: 15.

A:

Q: Water with a mass of mW = 0.400 kg and temperature of TW = 18.5°C is poured into an insulated bucket…

A:

Q: Steel rods (r = 7832 kg/m3, cp = 434 J/kg·K, and k = 63.9 W/m·K) are heated in a furnace to 850°C…

A: It is given that,

Q: alue of specific heat for copper is 390  J/kg⋅C∘ , for aluminum is 900 J/kg⋅C∘, and for water is…

A: Given  Specific heat of copper Ccu  = 390 J/kg °C Specific heat of aluminium CAl = 900 J/kg° C…

Q: Compute the total heat required to convert 0.125 Kg of ice at –125°C to steam at 125 °C. (Cice =…

A: mass (m) = 0.125 kg Initial temperature = - 125oC Final temperature = 125oC

Q: A 2.0-kg aluminum block is originally at 10 degrees celcius. If 36 kJ of energy are added to the…

A: Given data: The mass of the aluminum block is 2.0 kg. The initial temperature is To=10°C. The…

Q: Newton's Law of Cooling says that the rate at which a body cools is proportional to the difference…

A: The equation F(t) =T +Cekt will help us to solve the problem F(t) = temperature of the body. T =…

Q: Large steel plates 1.0-cm in thickness are quenched from 600°C to 100°C by submerging them in an oil…

A:

Q: Water with a mass of mW = 0.400 kg and temperature of TW = 18.5°C is poured into an insulated bucket…

A:

Q: On a hot day, the temperature of an 80,000-L swimming pool increases by 1.50C. What is the net heat…

A: Given: The volume of swimming pool is V=80000 L. The increase in temperature of swimming pool is…

Q: An ice cube of mass 500 g and at 0 degrees * C is dropped into a cup containing 1kg of water at 70…

A: Let's define few things first: Latent heat of fusion is the amount of energy that must be supplied…

Q: cube of ice is taken from the freezer at -6.5 ∘C∘C and placed in a 95-gg aluminum calorimeter filled…

A:

Q: A block of metal of mass 0.360 kg is heated to 144.0°C and dropped in a copper calorimeter of mass…

A:

Q: A 390-g metal container, insulated on the outside, holds 170.0 g of water in thermal equilibrium at…

A: The heat energy gained by ice can be broken into three steps (a) The heat gained by ice at -15…

Q: The specific heat of a substance varies with temperature according to the function c = 0.20 + 0.14T…

A:

Q: A 425 g metallic object at 125.0 oC with a heat capacity of 0.386 J/(g·oC) is added to a calorimeter…

A:

Q: At what net rate (in kW) does heat radiate from a 250 m black roof on a night when the roof's…

A:

Q: The initial temperature of 150 g of ice is -20°C. The spe- cific heat capacity of ice is 0.5…

A: Given:-  The mass of ice is m = 150 g  The initial temperature of the ice is Ti= -20oC. The specific…

Human Metabolism

Being described as the most complicated machine ever encountered by humans, the human body and the cell metabolism is nothing less than a wonder. Metabolism is the set of life-sustaining chemical reactions within organisms.