The burner on an electric stove has a power output of 2.0 kWkW. A 780 gg stainless steel tea kettle is filled with 20∘C∘C water and placed on the already hot burner. f it takes 3.3 minmin for the water to reach a boil, what volume of water, in cm3cm3, was in the kettle? Stainless steel is mostly iron, so you can assume its specific heat is that of iron. Express your answer using two significant figures.

Q: What is the magnitude of energy (in MJ) that must be removed to freeze 344 L of water with a density…

A: Given  Volume of water V= 344L V=0.334m3 ρ=999.8kg/m3 Mass m=343.931 kg Latent heat of freezing Lf =…

Q: The human body, while at rest, produces heat energy at a rate of about 117 W. How much sweat (in g)…

A: The heat energy evaporated  per minute is,   Q=Qt˙=117 W1 minute60 s1 minute=7020 J

Q: 2) A hot bar of lead with Ti Pb, Mpb = .6 kg, is dropped into an iron pot (mFe = .3 kg) that has…

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Q: A 500.0-g chunk of an unknown metal, which has been in boiling water for several minutes, is quickly…

A: As per the energy conservation, the heat lost by the metal of mass 0.5 kg is equal to the heat…

Q: A 5.0kg pan of water has an initial temperature of 15°C to bring to a boil.  (a) How much energy is…

A: The mass of the water in the pan (m) = 5.0 kg. The initial temperature of the water (Ti) = 15oC =15…

Q: You have a block of m = = 100 g of an unknown substance at room temperature (T; = 25°C), and you…

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Q: a. 1 kg of water at 70 oC is poured into a 1 kg copper cup initially at 20 oC. The specific heat of…

A: (a)   From the heat equilibrium condition, the equilibrium temperature can be determined as follows.…

Q: On a hot summer day, you decide to make some iced tea. First, you brew 1.50 L of hot tea and leave…

A: When two substances at different temperatures are brought in contact, there is exchange of heat…

Q: The maximum amount of water an adult in temperate climates can perspire in one hour is typically 1.8…

A:

Q: A “solar cooker” consists of a curved reflecting mirror that focuses sunlight onto the object to be…

A: Formula to calculate the mass of the water is,

Q: 1.  How long (in seconds) will it take to heat 40 kg of water from 40°C to 80°C with a 20-kW…

A: Since there are multiple questions posted, we will answer the first question. The heat energy needed…

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: Steam at Ti = 380°C flows in a cast iron pipe (k = 75 W/m.°C) whose inner and outer diameters are Di…

A: Given that,   Stream temperature (Ti) = 380°C.   Thermal coefficient (k 1)= 75 W/m.°c.   Inner…

Q: How much heat per second (H = Q/ΔT) is lost from the house due to heat conduction?   The answer in…

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Q: During a bout with the flu an 80 kg man ran a fever of 39 degreees Celsius instead of normal body…

A: Mass of man,(m)=80 kg -----(1) [Given] Specific heat of the water,(c)=4190 J/kg-oC -----(2)…

Q: What are the gallons consumed in units of gallons per winter?

A: The rate of energy loss due to conduction is,

Q: How much energy is transferred thermally to change 0.2 L of ice at -20◦C into steam?   (density of…

A:

Q: Assume Lake Erie contains 4.80 ✕ 1011 m3 of water, and assume the water's density is that of water…

A: Given : Volume of water (V) = 4.80 x 1011 m3 Initial temperature (Ti) = 15.8°C Final temperature…

Q: The human body, while at rest, produces heat energy at a rate of about 116 W. How much sweat (in g)…

A: Given data The heat energy is given as Q˙=116 W. The latent heat of vaporisation is given as Lv =…

Q: How much total heat transfer is necessary to lower the temperature of 0.295 kg of steam from 125.5…

A: The mass,   The heat required to change the temperature of steam from 125.5 °C to 100 °C,

Q: Your 500 mL diet soda, with a mass of 500 g, is at 20°C, room temperature, so you cool it by adding…

A: When there are two system at different temperature then heat flow from the system at higher…

Q: Most automobiles have a coolant reservoir to catch radiator fluid that may overflow when the engine…

A:

Q: A 1.50-kg iron horseshoe initially at 650°C is dropped into a bucket containing 24.0 kg of water at…

A:

Q: In the laboratory, calorimetry can be used to determine the latent heat of fusion of water, LfLf. If…

A: Given Mass of ice mi=30 gm mi=0.03 kg Mass of calorimeter cup mc= 60gm=0.06kg Mass of water mw=170…

Q: The basic principle of calorimetry states that: In an isolated system whose parts interact by heat…

A: This question is based on Thermodynamics topic. The principle of calorimetry is based on…

Q: Lake Erie contains roughly 4.50E+11 m3 of water. How much heat is required to raise the temperature…

A: Given , volume of water = 4.50E+11 m3  density of water = 1000 kg/m3 Difference in temperature of…

Q: An overhead 25-m-long, uninsulated industrial steam pipe of 100 mm diameter is routed through a…

A:

Q: Consider several pots with equal amounts of boiling water in them. Each pot is heated by an 850°C…

A: Solution: Given: Only those constants are given which we need to solve the problem. All pots have…

Q: The human body, while at rest, produces heat energy at a rate of about 103 W. How much sweat (in g)…

A: The expression for the amount of sweat is,

Q: (I) One end of a 56-cm-long copper rod with a diameter of2.0 cm is kept at 460°C, and the other is…

A: Given that  Length of the rod is L = 56 cm Diameter of cross section d = 2 cm Temperature of Hotter…

Q: A 1.50-kg iron horseshoe initially at 650°C is dropped into a bucket containing 13.0 kg of water at…

A:

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.