Recent questions in Thermodynamics

+21 votes

0 answers

In a sealed and rigid container, a sample of gas at 2.00 ATM and 25.0 °C is heated to 50.0 °C. What is the pressure (in ATM) of the gas at 50.0 °C?

asked Nov 16, 2022 in Thermodynamics by Cliff Rees

+14 votes

0 answers

Will the following method for optimizing cooling costs in a hot country work? Turn the AC on. Run it at the lowest temperature for 10 mins. Then switch it off. Now turn the fan on. The room will remain comfortably cool for several hours.

asked Nov 16, 2022 in Thermodynamics by Wrighty43

+84 votes

0 answers

How much heat is absorbed by 100g of ice -20°C to become water at 0°C?

asked Nov 16, 2022 in Thermodynamics by Kopkop67

+18 votes

0 answers

Does emitting thermal energy at the same rate mean that both objects have the same temperature? If not, what does it mean?

asked Nov 16, 2022 in Thermodynamics by Peterdevon

+182 votes

0 answers

What is the waste heat recovery of a boiler?

asked Nov 15, 2022 in Thermodynamics by Trac

+61 votes

0 answers

What is the minimum temperature a refrigerator can provide?

asked Nov 15, 2022 in Thermodynamics by BBS

+19 votes

0 answers

What is the lowest possible temperature that can exist in our universe? What would it be called and what would its properties be like (if any)?

asked Nov 15, 2022 in Thermodynamics by Hartke

+3 votes

0 answers

What is the volume, in ml, when 7g of O2 and 1.5g of Cl2 are mixed in a container with a pressure of 482atm and at a temperature of 22⁰C?

asked Nov 15, 2022 in Thermodynamics by CelestialHorizon

0 votes

0 answers

My 3-year-old son accidentally made my room more orderly when he randomly messes up my room which violates the 2nd law of thermodynamics since the entropy cannot decrease spontaneously. This means he is cursed so I disowned him. Is that reasonable?

asked Nov 14, 2022 in Thermodynamics by NebulaNova

+247 votes

0 answers

What is the difference between typical aluminium and space grade aluminium?

asked Nov 14, 2022 in Thermodynamics by CelestialScribe

+324 votes

0 answers

What is the thermo effect?

asked Nov 14, 2022 in Thermodynamics by Camperdown

+8 votes

0 answers

Why does 0 degrees Celsius = 273 Kelvin? Why can't the Kelvin temperature be set to 0?

asked Nov 14, 2022 in Thermodynamics by andyasw

+5 votes

0 answers

What is the relationship between the properties of liquids and their temperatures (for example, does viscosity decrease when temperature increases)?

asked Nov 14, 2022 in Thermodynamics by nk

+23 votes

0 answers

How can the reversibility of the Carnot cycle and the irreversibility of the Otto cycle be explained using one of the two statements of the second law of thermodynamics (the Kelvin or Clausius statement) without using the concept of Entropy?

asked Nov 14, 2022 in Thermodynamics by abusemanage

+243 votes

0 answers

20g of steam at 110°C is bubbled through 200g of milk at 15°C to make frothy milk. Given that the total amount of heat released when 20g of steam at 110 °C cools to 100°C and condenses to water at 100°C, what is the temperature of the frothy milk?

asked Nov 13, 2022 in Thermodynamics by DevilDamo

+248 votes

0 answers

If a heavy piece of concrete is lifted and placed on a case filled with gas and the case is slowly compressed from the weight of concrete, the heat of the gas inside the case can give bigger energy than that used to lift the piece of concrete?

asked Nov 13, 2022 in Thermodynamics by StellarTwilight

0 votes

0 answers

Would the entropy within a perfectly sealed sphere be “allowed” to violate entropy within enclosure of next largest perfectly sealed spherical area?

asked Nov 13, 2022 in Thermodynamics by SeraphicFlare

+68 votes

0 answers

A sample gas has an initial pressure of 1.57 ATM and an initial temperature of 345K. If the pressure changes to 1.19 ATM, what is the new temperature of the gas?

asked Nov 13, 2022 in Thermodynamics by EmberOracle

+94 votes

0 answers

What happens to an object if it has the same weight as water and is placed in room temperature water?

asked Nov 13, 2022 in Thermodynamics by Brianm160174

+14 votes

0 answers

Why does the clinical thermometer have a short temperature range from 35 degree Celsius to 45 degree Celsius?

asked Nov 13, 2022 in Thermodynamics by Bazlem

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Recent questions in Thermodynamics

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