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Q: A hot (A)=218 g aluminum metal sample at 100°C was placed in an isolated calorimeter that contains…

A: We have an aluminum metal sample of mass m1=218 g at temperature T1=100oC with specific heat…

Q: Please let show me the steps

A: Given- Mass of water m= 0.9 kg= 900 gm Pressure P=6.9M Pa=6.9×106 Pa=68.0977 atm Molar mass of water…

Q: How much heat is absorbed by a 2kg iron skillet over a camp fire as it goes from 25*C to 150*C,…

A: The specific heat of iron is 450 J/kg°C. Write the equation for the heat absorbed. Q=mCTf-T1 Here,…

Q: Can carbon dioxide be liquefied at room temperature ( 20ºC )? If so, how? If not, why not?

A:

Q: You put 100g of silicon (with specific heat csil = 703J/kg · K) at 100oC into 100g of water at 20oC.…

A:

Q: what is the tempertureq of 3.0 moles pf gas at a pressure of 25- kpa held in a vomume of 15 L

A:

Q: A 2-m long aluminum pipe at 27°C is heated until it is 2.0024 m at 77°C. What is the coefficient of…

A: Given : Original length L = 2 m             Increase in objects temperature ∆T = T2 - T1…

Q: Two metal rods, one silver and the odher copper, are both attached to a steam chainber, with a…

A: the solution is given below

Q: A 125 ml pyrex flask filled with water to the brim was heated to 85 Celsius. Initial temperature…

A: Volume of pyrex flask = 125 mLInitial temperature = 15oC Final temperature = 85oC

Q: Estimate @ Thermal conductivity of Air at 120(atm and (140) 'F ? Ch8 72.8 (atm) ?

A:

Q: A BOD Test is made for awastewater sample at (20°C). BOD, after one day is (50 mg/L), and BOD, after…

A: To calculate BOD7 (Biochemical Oxygen Demand after 7 days), we need to interpolate the BOD values…

Q: Determine the temperature change of 110 grams of water initially at 20 °C when a 45-gram piece of…

A: Given: For water: mw=110g CP(H2O)=4.184 J/g0C Tw=200C For aluminum:  mAl =45g CP(Al)=0.900 J/g0C TAl…

Q: To compare the 3 temerature scales, "phase transition temperture of  water is used.  Phase…

A:

Q: What is the rate of radiation from the filament? If the walls of the room in which the lamp operates…

A: 2) The filament’s radiation rate can be represented as, Here, σ, A, and T represent the…

Q: 2000W heater is immersed in water at 100*C. deterine the time rate of vapourisation  of water.

A: given that, power, P = 2000 W let L is the latent heat of vaporization, L = 540 cal = 540×4.2 = 2268…

Q: The table below is from E107 simulated experiment. From the data, what is the experimental value of…

A: The quantity of energy gained or lost is given by the equation Q=m·c·Δt Where, m = mass,c =…

Q: According to the website of theNational Aeronautics and Space Administration (NASA), the…

A: The temperature (T) of a body or an object is the measure of its degree of hotness or coldness.…

Q: Find the most probable value of the constant a and b

A: Given:- γ in Nm-1 at different temperatures, T in oC are giving below if  γ=a-bθ where θ is the…

Q: A litre of dry air weighs 1-293 gram at S.T.P. Find the temperature at which a litre of air will…

A: B

Q: A hot body is placed in cooler soaroundings- Ite nale of cooleng és boc/min cohen ils temperatine is…

A: (a) From Newton's law of cooling with usual symbols, dθdt=k(θ-θ0)Using the given…

Q: She asuscoptbulity of magnesium susceptibibily at 400°K is coill be L-9x10 sH whal lemperalūe…

A: To find-New temperature (T2)=?Given-Initial susceptibility (χ1)=1.8×10-5New susceptibility…

Q: 1) Water vopor with oflow rote ot the condenser of a power plont at a pressure of 20xPa and a…

A: Given data- Water vapour flow rate=20000 kg/h Dryness fraction=0.95

Q: A copper calorimeter can with mass 0.100 kg contains 0.160 kg of water and 0.018 kg of ice in…

A: Mass of the copper can, mass of the water, mass of the ice, (these are in equilibrium)mass of the…

Q: 3 kg of steam initially at 2.5 MPa and a temperature of 370 degrees Celcius have 2460 kJ removed at…

A: Given that,Mass of steam : m =3 (kg)Pressure : P =2.5 (Mpa)Temperature : T = 370°CHeat removed : u2…

Q: An aluminumn platform is placed between two fixed columns. It has a hi nge/pin connection and free…

A: To solve this question, we will use the concept of thermal expansion of solids. In this case, the…

Q: Suppose you are in Paris, France and you buy your sweetheart some chocolates. The high for the day…

A: High temperature for the day (T) = 12oC Melting point of chocolate (T') = 88o F

Q: A sample of nitrogen occupies a volume of 1.0 L at a pressure of 0.5 bar at 4O°C. Calculate the…

A: we have the ideal gas equation as  PV = nRT    where P = pressure of gas  V = volume of gas  R =…

Q: How much areater is the rate of heat radiation when a body is at the temperature 40° C than when it…

A:

Q: A compressed-air tank holds 0.500 m3 of air at a temperatureof 295 K and a pressure of 820 kPa. What…

A: Given data The initial volume of the air tank is V1 = 0.500 m3. The initial air temperature is…

Q: is heated through of ŏ o°C. If the (o fpicient of lintar escpansivity is 3-02X10, is the new rube?…

A: Given Length a                                      = 20 cm = 0.2 m Change temperature ∆T…

Q: The coeffecint of cbseplion of sufee t bedy òn cadent om kody 27 caloies are efheted from ite…

A: To find- Coefficient of transmission (t)=? Given- Coefficient of absorption (a)=0.64 Amount of heat…

Q: A 50.0 g sample of Chromium metal was heated to 103 degrees Celcius and then dropped into a beaker…

A:

Q: An aluminum cup contains 225 g of water and a 40-g copper stirrer, all at 270 C. A 400-g sample of…

A: Given : mw = 225 g mcu = 40 g Ti,w = 27°C ms = 400 g Ti,s = 87°C T = 32°C

Q: a thin square steel plate, 10cm on a side is heated in a blacksmith`s fotrge to a temperature  of…

A:

Q: How long would it take to a person to melt a 125 cm3cube of ice at 0 oC if he holds the cube in his…

A: Given data: The volume of the ice cube is V=125 cm3 The heat emitted by the person is P=200 W

Q: and is a The thermal conductivity of a material depends only on the type of constant. If a material…

A:

Q: A 20 gallo automobile gasoline tank is filled exactly to the top at 0 oF just before the automobile…

A: The volume of the oil, Voil=20 gallon=20 gallon×3.78541 L1 gallon=75.71 L   The initial temperature,…