1) Evaluate this with correct significant digits and units: AL = (1.3402 m)(24.1 x 106 °C-')(78.4 °C – 75.9 °C)
Q: 1) How much heat is required to convert 5.0 kg of ice from a temperature of - 20 °C to water at a…
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Q: 6) Use the 3 relations (equations) below to relate T(°F) to T(°C). Then, find out, at what…
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Q: If 7.70 kg of ice at -5.00°C is added to 12.0 kg of water at 15°C, compute the final temperatur T =…
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A: 3. The radius of the cylinder is, r=d2=60 mm2=30 mm0.001 m1 mm=0.03 m The area of the cylindrical…
Q: 15.0 mL of distilled water at 8.0 C was mixed in a calorimeter with 25.0 mL of distilled water at…
A: Mass of the cold water mc=15 g Change in temperature of the cold water ∆Tc=(17.50C- 80C) =9.50C…
Q: 7.) Given some material of mass 250 grams heated from 20.0 Co to 35.0 Co using 401.25 calories of…
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Q: 1. How many calories of heat are needed to raise the temperature of 75g of water from 20 ° C to 80…
A: 1- mass of water, m=75 g Initial temprature, Ti=20 °C Final temprature, Tf=80 °C To determine heat…
Q: 9. A quartz sphere is 14.0 cm in diameter. What will be its change in volume if it is heated from 64…
A: Given : diameter of quart sphere, d = 14 cm = 0.14 m increase in temperature, ΔT =…
Q: 1. When the temperature of a coin is raised by 73 °F, the coin's diameter increases by 2.50 ×10¬º m.…
A: 1. Convert the Fahrenheit to Celsius. ∆T=73°F-32×59=22.8°C The relation between the increase in…
Q: Given the parameters below, estimate the percent outside air in this simple single zone heating…
A: Outside air temperature= 5 C Return air temperature= 22 C Mixed air temperature = 18.3 C
Q: A 125 g block of an unknown substance with a temperature of 90 °C is placed in a calorimeter…
A: The calorimetry principle is based on the law of conservation of energy that is given as, Heat…
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Q: 7. Find the volume of 0.85 moles of gas at pressure of 520torr and a temperature of 15°C. (1atm =…
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Q: 1. When the temperature of a coin is raised by 71 °F, the coin's diam diameter is 1.80 x 10-2 m,…
A: Given∆T=71°F∆d=2.1×10-5 mdo=1.8×10-2 m
Q: 300 g of water at the temperature of 10 °C was mixed with 100 g of water at the temperature of 60…
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Q: What temperature is absolute zero in both Celsius and Kelvin? (The lowest temperature possible where…
A: Absolute temperature is a measure of temperature that starts from absolute zero. It is typically…
Q: 3. A thin square sheet of metal sides of 0.5 m is heated from 25°C to 100°C. If the linear…
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Q: How much energy is required to raise the temperature of 10.1 kg of ice at -40.°C to water at 68.°C?
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Q: 11. A cube of ice is taken from the freezer at -12 °C and placed in a 130 g aluminum calorimeter…
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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: At 30°C, a brass cube has an edge length of 17 cm. What is the increase in the cube's surface area…
A: Given:The brass length is initial temperature final temperature The question aims to determine:the…
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Q: 9.) A 100 lb steel casting at 2700 degrees Farenheit is placed on a 300 lb copper plate - the plate…
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Q: A large steel plate has dimensions of 7.0m by 10.7m at a certain temperature. It is then cooled by…
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Q: 2.6 of water at 28 °C is added to 5.0 of water at 69 ° C. What is the temperature of the mixture in…
A: Here the unit of mass is not provided. However since the unit of specific heat is provided in si…
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Q: A 25.5g aluminum block is warmed to 65.4 °C and plunged into an insulated beaker containing 55.2 g…
A: given mass of aluminium block(mAl)=25.5 g Initial temperature of aluminium (Tal)=65.40 C Mass of…
Q: 6. Find the total heat required (in kJ) to raise the temperature of a 0.190 kg of ice from -16.0°C…
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Q: 5. A 0.30-kilogram piece of aluminum at 85 °C is immersed in 0.95 kg of water at 30 °C. Assuming no…
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Q: What is the temperature (in °C) on the right side of the wall shown in the figure below?
A: formula usedheat tarvelled between two surfaces =kA∆T∆xk is conductivity constantA is are of cross…
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- 3) A 64.9g metal block is heated to a temperature of 99.9°C in boiling water. The metal is transferred to a calorimeter containing 131g of isopropyl alcohol (specific heat capacity 2370J/(kg °C) at 11.0°C. The final temperature of the mixture is 25.0°C. Find the specific heat capacity of the metal. Text Given: | Text Required: Text Analysis (Starting Equation(s), solution steps, final answer) Text ] Concluding Statement: Text17. A 1 kg cube of lead is heated from 12.5 °C to 65.4 °C. How much energy is required to heat the lead ? (assume: specific heat for lead is 0.129 J/ gºC) SINDI 18. A block of mass 12 kg is pushed along a smooth frictionless surface with a two constant forces, F₁ = 100 N at the angle of 100 above the horizontal, and the F₂ = 50 N at the angle of 200 above the horizontal. The block is displaced 2.6 m. Calculate the total work done by block.. A glass plug as a volume of 60.00 cm³ at 12 °C. What is its volume at 76 °C?
- -1 × 10 °C x=0 [8.2] Vf = ± 1x 10 °C x=d=0.002m this is all the info that was given. if it might help this is the formula we were supposed to use -2AU m7. A cube of ice is taken from the freezer at -14 °C and placed in a 130 g aluminum calorimeter filled with 350 g of water at a temperature of 26 °C. The final situation is observed to be all water at 14 °C. What was the mass of the ice cube? (Cwater-4186 J/kg. °C, Cal 900 J/kg.°C, Cice-2000 J/kg. °C, L=3.35 × 10 J/kg) grams #3 80 F3 E $ 4 000 F4 R DE F % 5 F5 T ● G ^ 6 MacBook Air B F6 Y H & 7 F7 U N * 0 8 J DII F8 M 9 K 2 F9 O < L F10 P J F11 + F12 8 100 ? 110. What is the final length of a 1 m brass rod if it starts at 20°C and is heated to 100°C? The coefficient of linear expansion for brass is 19 x 10-6 (°C-¹).
- *40. | The density of mercury is 13 600 kg/m³ at 0 °C. What would its GO density be at 166 °C?18. How many gallons of gasoline must be burned in order to raise the temperature of 10 liters of water from 25o C to 50o C, assuming 50 percent efficiency in converting the heat released into heat in the water? (The heat of combustion of gasoline is 3.4 × 107 cal/gallon.)9. A glass rod is 0.50 m long and has a mass of 0.50 kg. When the rod is heated, its length is increased by 2.0 x 104 m. Calculate the amount of energy that is added to the rod as heat. Note: Cglass=840 J/(kg °C) and glass = 9.0 x 10-6 °C -¹.