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Temperature

This category is for questions about the various units and conversions of temperature, as well as the freezing point and boiling point of elements and compounds.

19,212 Questions

What is the boiling point of a antifreeze water mixture?

At atmospheric pressure (that is, with the radiator cap loose or off, and the vehicle at sea level) coolant (50% water and 50% ethylene glycol) boils at 227 degrees F. At 15 psi pressure (the typical pressure at which a radiator cap will vent steam and therefore the typical maximum pressure within a closed cooling system) the same 50/50 mixture will boil at 265 degrees F. (Obviously, with the radiator cap tight it won't matter whether the vehicle is at sea level or not.)

Different mixtures of water and ethylene glycol have different boiling points, of course, and different freezing points, too.

What is the coldest Austin gets?

Austin's coldest temperatures typically occur in the winter months, with average lows in the 30s°F (-1 to 4°C). The coldest recorded temperature in Austin was -2°F (-19°C) in 1949.

Where was the highest temp recorded in California on July 10 1913?

The highest temperature recorded in California on July 10, 1913 was in Furnace Creek Ranch, Death Valley. This temperature, 134°F (56.7°C), is one of the hottest temperatures ever recorded on Earth.

Why are the actual freezing point depressions of electrolyte solutions slightly lower than the calculated values?

The actual freezing point depressions of electrolyte solutions are slightly lower than calculated values because of ion pairing and solvation effects. These interactions between ions and solvent molecules lead to a less effective lowering of the freezing point compared to ideal solutions without these interactions.

Is the temperature in the troposhere warm or cold?

Cold because the higher up you go in the atmosphere the colder it gets, but the warmest layer of the atmosphere is the thermoshere. Also a good indication of the

temperature of a layer in the atmosphere is to look at the weather, because on a good sized mountain there is snow at the top.

What color is the medium temperature stars?

Medium temperature stars are typically white or yellow in color. These stars are classified as main sequence stars, such as our sun, and emit light at temperatures ranging from 5,000 to 8,000 Kelvin.

What is the speed of sound at 70 degrees Fahrenheit?

The speed of sound at 70 degrees Fahrenheit is approximately 1125 feet per second (343 meters per second). This value may vary slightly depending on the specific conditions such as humidity and air pressure.

Why it is important to know about altitude?

Knowing about altitude is important for various reasons, including aviation safety, outdoor activities, and medical reasons. Altitude can affect oxygen levels, temperature, and atmospheric pressure, which can impact the human body and performance. In aviation, knowing the altitude is crucial for pilots to navigate, avoid collisions, and ensure a safe flight.Overall, understanding altitude is essential for safety and well-being in various situations.

Is raising the temperature the only way to boil water?

It actually depends on which theory you care to try. Some people theorize that if you generate an electrical shock big enough, it will fry and even evaporate water. I'm guessing a continuous shock of a lower volt would do the trick as well.

What is the C equivalent of 40 F?

40 degrees Fahrenheit = 4.4 degrees Celsius

[°C] = ([°F] − 32) × 5⁄9

Is Gabriel Fahrenheit famous?

If you mean Daniel Gabriel Fahrenheit (German physicist) he is the inventor of the thermometer
temperature

What is the color of acubens?

Acubens is a double star system located in the constellation Cancer. The primary star, Alpha Cancri A, is a yellow-white dwarf star with a color temperature of around 6,177 K. The secondary star, Alpha Cancri B, is a white dwarf star.

How can changing water pressure affect boiling point?

Changing water pressure can affect the boiling point because it alters the equilibrium between liquid and vapor phases. Increasing pressure raises the boiling point, as more energy is needed to overcome the higher pressure. Decreasing pressure lowers the boiling point, as it requires less energy to vaporize the liquid.

What is the temperature in degrees Celsius of the troposphere?

The temperature in the troposphere can vary depending on factors such as altitude and location, but on average it decreases by about 6.5 degrees Celsius per kilometer of altitude. Near the Earth's surface, the average temperature of the troposphere is around 15 degrees Celsius.

What is 38.8 c in f?

38.8 degrees Celsius = 101.84 degrees Fahrenheit

[°F] = [°C] × 1.8 + 32

How much heat is released when 250 g of water at 10 degrees Celsius freezes into ice and cools to -10 degrees Celsius?

250g of water at 10C needs to lose 1 cal/g/C or 2500 calories to drop temperature to zero.

The latent heat of fusion of water is 80 calories per gram at 0C so, the water needs to lose 20,000 calories to turn to ice at 0C

Finally, the ice needs to lose 0.316 cal/g/C or 790 calories to drop to -10C

The total heat released is then 2500 + 20,000 + 790 = 23,290 calories

What is the temperature of Mars in kelvin?

The average temperature on Mars is about 210 Kelvin (-63 degrees Celsius or -81 degrees Fahrenheit). However, temperatures can vary greatly depending on the location and time of day on the planet.

What is the surface temperature on Mercury in Kelvin degrees?

The average surface temperature on Mercury is around 700 K (426.85°C). However, temperatures can vary greatly depending on the location and time of day due to Mercury's lack of atmosphere to regulate heat.

What temperature is the freezing point of water in the celsius scale?

It depends of the pressure, but at normal pressure, 1.01325 Pa, the water freezes at 0°C.

Was the universe colder or hotter in the past?

The universe was hotter in the past due to the Big Bang event which marked the beginning of the universe. As it expanded and cooled over time, galaxies, stars, and planets formed.

Air temperature drops as you go higher reaching around -85 degrees f at 10 miles above the surface of the Earth?

At higher altitudes, the air becomes less dense, leading to a decrease in temperature due to lower pressure and reduced heat retention from the Earth's surface. The temperature can drop as much as 3.5°F for every 1,000 feet of elevation gain, leading to the extreme cold temperatures experienced at higher altitudes.

What indicates a stars temperature and brightness?

A star's temperature is indicated by its color, with hotter stars appearing blue and cooler stars appearing red. Brightness is measured using the star's apparent magnitude, with higher magnitudes representing dimmer stars and lower magnitudes representing brighter stars.

What is the temperature of vega star in degrees Celsius?

The surface temperature of Vega, a star in the constellation of Lyra, is estimated to be around 9,600 degrees Celsius.