We turn on a heater that delivers 150 watts (150 J/s) to  1.9 kg of water in a lab experiment.  After 33 seconds, how much will the water temperature have increased?  Give your answer in degrees Celsius.     Hint: The specific heat of water is 4186 J/kg °C.

Q: a. How much heat transfer (in kcal) is required to raise the temperature of a 0.87 kg aluminum pot…

A: Part a: The mass of the aluminum pot is m = 0.87 kg The mass of the water is mw=3.5 kg The mass of…

Q: An ideal gas is held at constant volume.  It starts at a pressure of 30.0 Pa. and a temperature of…

A: Given data The initial pressure is P1=30.0 Pa The initial temperature is T1=25oC The final…

Q: A (1.0x10^1) liter bottle is filled with nitrogen (N2) at STP (Standard Temperature and Pressure is…

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Q: Thermal energy is being transferred through a 0.8 mm layer of human skin at a rate of 1.1 x 104…

A: Heat is just energy in transit. When it is not moving it is thermal energy. It is that heat flows…

Q: A bowling ball at rest has a temperature of 23.0 °C. The ball is then rolled down a bowling alley.…

A: temperature of bowling ball when it is at rest = 23oC The dissipation of energy by friction and drag…

Q: A container holds 20.8 liters of Oxygen at 263K and a pressure of 2.77 atmospheres. How much heat…

A: volume of oxygen = 20.8 liters = 0.0208 m3Initial temperature = 263 k Initial pressure = 2.77 atm…

Q: Carrie is trying to figure out the number of calories in a cube of cheese. To do this, she pours…

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Q: What would this temperature be on the planet Jeenkah in J.

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Q: When a hot object is placed in a water bath whose temperature is 25°C, it cools from 100°C to 50°C…

A: Given that:Temperature of first bath, Ts,1=25°CInitial temperature, To=100°CFinal temperature,…

Q: A150 cm long copper rod is 3kg in mass. What is the change in length (in centimeters) in the rod if…

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Q: An employee is monitoring the internal temperature of a cryogenic liquid storage tank. Ideally the…

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Q: A copper flask is filled to the brim with mercury. The flask and the mercury have an initial…

A: Given: Initial temperature of both flask & mercury, t=15.7 °C Temperature given to both flask…

Q: A hot-air balloon has a volume of 1100 m³. The density of air at 20 ⁰C is 1.205 kg/m³. The density…

A: weight can the hot-air balloon lift (including the balloon itself) is W. For the equilibrium…

Q: Using the same sample of gas (P = 325 torr ,T = 14 °C), we wish to change the pressure to 3250 torr…

A: As per guidelines we are suppose to do only one question from multiple questions, please post other…

Q: A gas at T0 and atmospheric pressure fills a cylinder. The gas is transferred to a new cylinder with…

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Q: A particular pair of human lungs have a volume of 1.8 L when inflated. At this volume, the…

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Q: You are put on a wool sweater of approximately 1.5 kg, because it is around 30 °F  outside. The wool…

A: Given, The mass of the wool sweater (m) =1.5 kg. The initial temperature of the wool sweater T1…

Q: A geyser heats water flowing at the rate of 3.0 litres per minute from 27 °C to 77 °C. If the geyser…

A: Step 1It is given that

Q: A gasoline tank in a car has a capacity of 60 L at 20ºC. If the tank is fully filled without a…

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Q: A patient has an illness that typically lasts about 24 hours. The temperature, T, in degrees…

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Q: A closed 1 L water bottle contains air at standard temperature and pressure. The bottle is left in a…

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Q: The average thermal conductivity of the walls (including windows) and roof of a house in the figure…

A: The area of the side walls can be written as A1=2ls·hA1=210.0 m5.00 mA1=100 m2…

Q: A container holds 91.2 liters of Oxygen at 268.5K and a pressure of 1.48 atmospheres.  How much heat…

A: for Ideal gas  pv =nRT n =pv/RT    = 1.48*91.2 atmd/0.082*268.5 atm.lk./k    = 6.13

Q: A 50 KW electric furnace measure 1.2m x 1.0m x 0.8m. When the temperature inside the furnace is 1520…

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Q: 7. A parsnip is taken out of the refrigerator (at 10°C) and placed directly into an oven which is at…

A: According to Newton's law of cooling, the rate of change of temperature is directly proportional to…

Q: H. Conduction (Heat Current) 15. A large metal cylinder with a bottom 2 m in diameter is made of out…

A: The amount of heat conducted is  H = K A (T' - T) td where, K is the coefficient of thermal…

Q: A vessel has absolute pressure of 3MPa and temperature of 40°C. Assuming there is no change in…

A: Absolute pressure of vessel (P) = 3 MPa  Initial temperature (T) = 40°C  = 40+273 kelvin = 313…

Q: Samples A and B are at different initial temperatures when they are placed in a thermally insi…

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Q: P1. Consider a gas of oxygen atoms (µ0, = 32 g/mol). What should the temperature of the gas be for…

A: The mean square speed of oxygen atom is expressed by the following equation. Here, T represents the…

Q: Normal room temperature is about 71 degree Fahrenheit. What is the equivalent temperature on the…

A: Answer Given  Normal room temperature is about 71 degree Fahrenheit. We have to convert this value…

Q: What is the temperature of the bottom surface of the kettle? Thermal conductivity of stainless steel…

A: Given information:The diameter of the kettle bottom (d) = 26 cm = 0.26 mThe radius of the kettle is…

Q: A balloon containing 2 moles of an ideal gas at 428.94 K. Another 1 mole of the ideal gas is added…

A: Given data:   Initially number of moles (n1) = 2 mol Initial temperature (T1) = 428.94 K Finally…

Q: A scientist is trying to determine the specific heat of 15.0 g of an unknown substance. He heats up…

A: Given: Mass of unknown substance = 15 g Temperature before placing it into water = 100 °C Mass of…

Q: 1- 0.52 mol of argon gas is admitted to an evacuated 3.00 liter (3.00 × 10-3 m3) container at…

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Q: A cylinder of gas at room temperature (20°C) has a pressure p1. To what temperature in degrees…

A: To determine,To what temperature(T2) in degrees Celsius would the temperature have to be increased…

Q: An electronics device generates 30.5 W of heat energy during normal operation. The heat is…

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Q: 544 mL of oxygen gas at a temperature of 118 degrees Celsius contracts to 464 mL upon cooling. What…

A: Charle's Law: "The volume occupied by a fixed amount of gas is directly proportional to its absolute…

Q: Farmers must monitor their cattle for signs of infection or disease. A cow’s healthy body…

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Q: 1. a sample of helium gas contained in a balloon is warmed. if the balloon originally measures 1.5 L…

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Q: 7. 400 g of boiling water (temperature 100°C, specific heat 4.2 J/K/g) are poured into an aluminum…

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Q: An ideal gas at 0°C consists of 1.0 × 1023 atoms. 10 J of thermal energy are added to the gas. What…

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Q: A container holds 0.70 g of argon at a pressure of 7.5 atm. A) How much heat is required to…

A: SOlution: given that m = 0.7 g P = 7.5 atm

Calorimetry

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