Estimate the thermal diffusivity of butter at 20°C. * Density of butter= 911kg/m3 * Specific Heat  = 2.04 kJ/Kg degree celsius  * Thermal conductivity (k)= 0.2 W/m K

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A: Evaporation is the reverse process of condensation. The enthalpy of evaporation of water is 40.1…

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A: The given information is: S°(H2O, s) = 48.0 J/(mol K) S°(H2O, l) = 70.0 J/(mol K) Pressure = 1 atm…

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A: Surface area of sphere = 4πr2 Surface volume of sphere = 4/3 πr3 Surface tension of water = 72 mJ/m2…

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A: First, the heat required to melt 45.2 grams of lead is calculated as follows,

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Q: What amount of heat(in KJ) is required to convert 15.5G of an unknown liquiq(MM=83.21g/mol) at 12.9…

A: Given information: Mass of given compound = 15.5 g Molar mass of given compound = 83.21 g/mol…

Q: Determine the heat of dissolution, in kJ/mol, of 0.250 mol C2 having a specific heat of 0.84 J/g °C.…

A: Heat absorbed = =mass ×temperature change × Specific heat capacity

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Q: Estimate the thermal diffusivity of butter at 20 degrees Celsius

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Q: Palencia - Fall19- PALENCIA Activities and Due Dates> HW 14 Hint 945/2000 Resources Score: 0 of 20…

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A: Convert 20 ounce of water into grams 1 ounce =28.3495 g 20 ounce = 566.99 g

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Q: the ethalpy of evaporation of water is 40.1 kJ/mol, what is the enthalpy of condensation of 18.02 of…

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Q: nknown liquid (MM = 83.21 g/mol) at 19.2 °C to a gas at 93.5 °C? %3D =pecific heat capacity of…

A: Amount of heat required., q1 = mass x specific heat x change in temperature q2  = mass x ∆H

Q: what amount of heat, in kJ, is required to convert 4.60g of water at 67C of steam at 100C? (specific…

A: Given Mass of water = 4.6 g  Specific heat of water = 4.18 J/g°C ΔHvap = 40.7 kJ/mol T1 = 67°C T2 =…

Q: The enthalpy of fusion of water is 6.01 kJ/mol. Sunlightstriking Earth’s surface supplies 168 W per…

A: GIVEN: Area of surface =1 m2 Heat capacity of ice(C) =  2.032 J/g °C=2.032*103 J/kg °C The enthalpy…

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A: Given information, Diameter of an atom = 3.31A° = 3.31*10-10 m Radius of atom = diameter/2 =…

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A: Given : Mass of gold = 10.02 g Initial temperature of gold = melting point temperature = 1064 oC…

Q: melting point at 1 atm 97.80°C specific heat of liquid sodium 1.38 J/g°C specific heat of solid…

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Q: noefteR Activity 2: THE HEATING CURVE OF WATER Directions: Use the cooling curve below to answer the…

A: Since we only answer up to 3 sub-parts, we’ll answer questions 4-6. Please resubmit the question and…

Q: Calculate the heat required to bring 10.0 g CCl2F2 from -29.8 °C as a liquid to the gas phase at…

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Q: What amount of energy is required to change a spherical drop of water with a diameter of 2.00 mm to…

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A: 1 L of water is equivalent to 1 kg of water . Thus 750 L of water will be equivalent to 750 kg of…

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Q: It is already known the specific heat of water is 4200 J/kg/°C. The vaporization energy of water is…

A: Solution - According to the question - Given - To perform the conversion we need to do steps- 1)…

Q: Determine the heat of dissolution, in kJ/mol, of 0.250 mol C2 having a specific heat of 0.81 J/g °C.…

A: Given: mass of water = 142 g initial temperature of the system was 18.5 °C equilibrium at a…

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Q: hich of these properties of water is responsible for capillary action in plants? a. High thermal…

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Q: A piece of solid bismuth weighing 28.3 g at a temperature of 257 °C is placed in 283 g of liquid…

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