relation between the time and temperature 100 80 60 40 20 2. 4 6. 8 10 12 14 16 Time (min) temperature (*C)

Q: 9. A0.450-kg of ice is initially at temperature of – 8.0 °C. How much heat is required to melt…

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Q: From the graph, determine the maximum amount of water vapor present when the temperature is 5"C.…

A: Scenario - Water vapor present in air per unit volume is plotted against increasing temperature. We…

Q: The thermal energy in10 kgof water at42°Cincreases by10000 J. What is its new temperature?

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Q: 1. Look at the data below obtained in an experiment where 200 mL of pure water is heated and boiled.…

A: Given: The variation of temperature of 200 ml water

Q: Q5: A hot-air balloon has a volume of 1100 m³. The density of air at 20 °C is 1.205 kg/m?. The…

A: The lifting force from a hot air balloon depends on the density difference between balloon air and…

Q: 48. A copper bar is 80 cm long at 15 °C. What is the increase in length when it is heated to 35 °C?…

A: Answer Given  L0 is the initial length of the copper bar at 15℃  α is the linear expansion…

Q: The oil is heated to 70° C. It cools to 50°C after 6 minutes. Calculate the time taken by the oil to…

A: Given: Case 1: Initial temperature: T1i=70° [C] Final temperature: T1f=50° [C] Time taken: t1=6…

Q: A swimming pool filled with water has dimensions of 5.00 m x 10.0 m x 1.78 m. (a) Find the mass of…

A: a)The required mass is,

Q: Which of the following are true about absolute zero? Molecular motion stops O Liquid helium boils O…

A: In this problem, it is asking about the absolute zero.

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: How much ice in grams would have to melt to lower the temperature of 354 mL of water from 35∘C to…

A: To solve the given question, we will use the conservative of energy i.e. the amount of heat lost by…

Q: Ahmed heated four different materials to the same temperature and then allowed to cool for 15…

A: If we consider any substance or object then it created by some elements or complex elements, that is…

Q: Express the temperature (73.2oF) in Celsius degrees. Please include 1 decimal place in your answer.

A: The temperature in degree Celsius and Fahrenheit are related as C=59F-32

Q: If the temperature of the surface of the object is 511.9 oF , then calculate its value in K. a.…

A: Required Temperature in Kelvin

Q: A person uses a steel ball that will not fit through a steel ring unless the ring is heated. If the…

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Q: Determine the change in length of a 20 m railroad track made of steel if the temperature is changed…

A: Given length(L)=20 m Change in temperature=T2-T1=85-(-15)=100  αsteel=1.1 x 10-5 /C0

Q: Which option gives an object's temperature in SI units? О А. 0°С В. 273 К O C. 273 kg O D. 32°F

A: Temperature is the degree of hotness or coolness.

Q: A glass vessel is filled with exactly 1 liter of turpentine at 20°C. What volume of the liquid will…

A: Write the given values using suitable variables. Here v0 signifies initial volume, Tl signifies…

Q: Density is mass divided by volume (d= m+v. Based on the graph, what happens to a fixed mass of water…

A: Given, Graph of density vs temperature Density=mass/volume

Q: 1. If a piece of ice is dropped into a glass of juice, heat flows from a) juice to ice c) both (a)…

A: Heat always flow from a higher temperature body to a lower body temperature , until an equilibrium…

Q: “Aluminum Ball” An aluminum sphere of radius 10 cm is heated from 45℃ to 68℃. Find (a) the change in…

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Q: A steel plate undergoes an increase in length of 3.5 mm when the temperature changes from 10 ° C to…

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Q: Add of 0.724 and 0.15 following the rules for significant figures. a. 0.9 b. 1 c. 0.87 d. 0.874 2.…

A: 1.  The correct option is (d) 0.874 Because adding 0.724 and 0.15 the result is , 0.874  The last…

Q: 3. The surface water temperature on a large, deep lake is 3°C. A sensitive temperature probe is…

A: Such type of questions can be solved by applying the conditions of the gas laws which can be…

Q: A red-hot steel rod is suspended in air which remains at a constant temperature of 24℃. Find a…

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Q: A 0.5 kg ice cube at 0℃ is placed in 1 kg of water at 35℃ in a very well – insulated container with…

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Q: An iron ball heated to 90°C is dropped into a pail of water at 25°C. After 15 minutes, the ball…

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Q: A metal rod has a length of 2 meters and has an initial temperature of 20°C. It is connected to a…

A: Length of rod = 2m Initial teprature of rod = 20°C Maximum change in length = 0.5% ∆L = 2×0.5100=…

Q: The forecast for the town of Kalamazoo is for a high of 40°F. The forecast for the town of Veracruz…

A: Temperature of kalamazoo(T1) = 40°F Temperature of Veracruz (T2)= 40° C

Q: A steel sphere sits on top of an aluminum ring. The steel sphere ( a = 1.10 x 10 C ) has a diameter…

A: We have givenα for steel, αs=1.10×10-5 /°CDiameter Of steel(ds)=4.0000 cmAndα for aluminium,…

Q: Completely boiling a 10 kg sample of mercury at a temperature of 357°C. Heating a 10 kg block of…

A: 1) Heat required to completely boil 10 kg mercury at 357oC is given by: ∆Q = nT∆Hvapn = number of…

Q: A glass pane of 0.3 cm thickness covers a window measuring 5 x 10 cm2. The amount of heat that flows…

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Q: The oil is heated to 700 C. It cools to 500C after 6 minutes. Calculate the time taken by the oil to…

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Q: Alessandra is raising turtles and must keep the air temperature in their enclosure at 26° C, with a…

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Q: The temperature of a Pyrex disk is changed from 10.0 C to 60.0 C. Its initial radius is 8.00 cm; its…

A: The initial radius of a Pyrex disk,

Q: 9.8m diameter balloon is filled with helium at 21°C and 206.16kPa. Determine the mass of the helium…

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Q: When a piece of aluminum foil is taken out of the oven and cools from 100°C to 50°C. What is the…

A: Given: The intial temperature is 100oC. The final temperature is 50oC.

Q: Express a body temperature 98.6°F in Celsius degrees. A) 72.6°C B) 37.0°C C) 45.5°C D) 66.6°C

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Q: 37. You mix 60 liters of water at 20°C with 20 liters of water at 60°C. Neglecting heat dispersion,…

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Q: When the temperature of a copper penny is increased by 100 C°, its diameter increases by 0.17%. The…

A: Given: The change in temperature of the copper wire is 100oC. The diameter of the wire increased by…

Q: A 9.4m diameter balloon is filled with helium at 22°C and 204.88kPa. Determine the mass of the…

A: GivenDiameter of ballon, d=9.4 mTemperature, T=220 CPressure, P=204.88 kPa

Q: How long does a 56 kW water heater take to raise the temperature of 170 L of water from 22°C to…

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Q: Charlie wants to know the mass of his copper statue of Isaac Newton, but he doesn't have a scale.…

A: Given Initial temperature of the statue is T0  = 970C and the temperature of water is T = 60C mass…

Q: object is measured to have a temperature of 114oF. Convert this temperature into degrees Celsius.…

A: object is measured to have a temperature of 114oF. Convert this temperature into degrees Celsius.

Q: A 6.6m diameter balloon is filled with helium at 21°C and 205.64kPa. Determine the mass of the…

A: GivenDiameter of ballon, d=6.6 mTemperature of helium, T=21°CPressure, P=205.64 kPa

Q: Mass of water (g) Initial temperature (°C) Final temperature (°C) Temperature change(°C) Number…

A: Amount of heat given to increase the temperature is given as Q= ms∆T Here Q is heat given S is…

Q: The Humber Bridge in England has the world’s longest single span, 1410 m. Calculate the change in…

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Q: Question 15 The temperature on a summer day is 32.5 degree C. This is equal to degree F. 80.5 79…

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