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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 instrument measures thermal radiation?

A pyrometer or pyrometric cones are used to measure furnace and kiln temperatures resulting from radiant heat. A pyrometer is a ceramic base into which 4 to 6 pyrometric cones, which melt at different temperatures, are inserted. Placing this into a furnace opening which is out of the normal gas passes, in direct view of the flame, and can be sealed from in-leakage of cooler air, will give you a general idea of a flame temperature (radiant heat). If it is inserted into a gas pass it will give convective heat temperatures. By knowing the temperature at which each cone melts you can get a close approximation of a flame or furnace temperature.

More modern line of sight infrared-laser thermal imaging guns can give direct readings of surface or flame temperatures, and are more accurate. Thermocouples though must be used in convective gas passes.

Ice water is at what degree celsius?

CELSIUS:

Freezing = 0 degrees

Boiling = 100 degrees

FAHRENHEIT:

Freezing = 32 degrees

Boiling = 212 degrees

What is pewter casting melting point?

The melting point of pewter is typically around 170-230 degrees Celsius (338-446 degrees Fahrenheit), depending on the exact composition of the alloy. It is important to use the appropriate temperature to ensure the pewter melts evenly and does not burn or oxidize during the casting process.

What are the highs and lows of Alaska?

The highs of Alaska include its stunning natural beauty, abundant wildlife, and unique outdoor recreation opportunities. The lows include harsh winters, isolation in some areas, and higher costs of living due to the remote location.

Is 135 degrees Kelvin hot or cold?

Extremely cold. It equates to minus 216.67 degrees Fahrenheit.

A tank is loaded with 9000 barrels of gasoline The temperature of the product is 27 degrees Celsius and it has the coefficient of expansion of 0008 The net amount of cargo loaded is?

To calculate the net amount of cargo loaded, you would need to know the initial volume of the 9000 barrels of gasoline (since barrels alone do not provide a specific volume measure). With the given coefficient of expansion, you could then determine the volume change caused by the temperature increase from 27 degrees Celsius. By accounting for this change in volume, you can calculate the net amount of cargo loaded after the temperature change.

Is 3500 degreees Celsius hot?

Yes, 3500 degrees Celsius is extremely hot. To put it into perspective, this temperature is much hotter than the surface of the sun, which ranges from about 5500 to 5700 degrees Celsius. At 3500 degrees Celsius, most materials would melt or vaporize.

An object that has a temperature of about -5 degrees?

I assume you are reffering to some kind of chemical/compound that's solid at -5C. Ice/snow, there are many various types that change in structure which will in turn alter their properties (hence why you get dry powdery snow and "sticky" snow)

How do the melting and boiling points of water differ from those of a sugar water solution?

The melting and boiling points of water are higher than those of a sugar water solution because the presence of sugar disrupts the hydrogen bonding between water molecules. This disruption lowers the melting and boiling points of the solution compared to pure water.

The temperature in which a solid melts is called its?

The temperature at which a solid melts is called its melting point.

What is 34.6 Celsius changed to Fahrenheit?

34.6 degrees Celsius is equal to 94.28 degrees Fahrenheit when converted using the formula: (Fahrenheit = (Celsius \times 1.8) + 32).

Convert 11700 degrees Celsius to Fahrenheit?

11700 degrees Celsius is extremely high and far exceeds the boiling point of any known substance. The formula to convert Celsius to Fahrenheit is F = (C x 9/5) + 32. Plugging in 11700 for C gives an astronomical result of 21132 degrees Fahrenheit.

How does a celsius degree compare to a Fahrenheit degree?

1 degree Celsius equates to 33.8 degrees Fahrenheit.

Use this equation to convert degrees Celsius/Centigrade (ºC) to degrees Fahrenheit (ºF): [°F] = [°C] × 1.8 + 32

70 degrees Celsius is what degrees Fahrenheit?

70 degrees Celsius is equal to 158 degrees Fahrenheit.

How do you find degree celsius to f?

Use this equation to convert degrees Celsius/Centigrade (ºC) to degrees Fahrenheit (ºF): (ºC x 1.8) + 32 = ºF

What is the state of methanol at 25 degrees celsius?

At 25 degrees Celsius, methanol is a colorless liquid with a boiling point of 64.7 degrees Celsius. It is highly flammable and volatile at room temperature.

What is temperature -34C in kelvin?

To convert temperature from Celsius to Kelvin, add 273.15 to the Celsius temperature. Therefore, -34°C in Kelvin would be 239.15 K.

What is 99.4 in Celsius?

99.4 degrees Fahrenheit = 37.4 degrees Celsius.

True or false the colder the temperature the faster decay happens?

False. Decay processes are typically slower at colder temperatures because the low temperature slows down the biochemical reactions that facilitate decay. Warmer temperatures generally speed up decay by increasing the rate of these chemical reactions.

What is -2 f in centigrade?

Start by subtracting 32 from -2. Then multiply the answer with 5 and then divide it by 9. So, in this case the answer is -18 degree celsius.

What is an example of a Celsius turned into a Fahrenheit?

Degrees Fahrenheit= (9/5 x Degrees Celsius) + 32 Let's use 0 degrees Celsius to find it's Fahrenheit equivalent (9/5 x 0) + 32=0 + 32=32 degrees Fahrenheit Let's use 5 degrees Celsius (9/5 x 5) + 32=9 + 32= 41 degrees Fahrenheit

Why does n-propylamine have a higher boiling point than trimethylamine?

What determines the boiling point of a substance is how strongly the molecules of the substance attracts each other. With this in mind, and since nitrogen is a more electronegative molecule, the more exposed nitrogen is, the more polar the molecule would be and this polarity would cause slightly more ionic interactions between molecules, causing them to attract each other more.

Trimethylamine has H-H interactions which are fairly weak and can be neglected. Since the structure of the molecule is like a pyramid, there is a dipole but compared to n-propylamine, this dipole is not as strong, since the nitrogen is more exposed.

Basically, because n-propylamine can act as both a H-bond donor AND a H-bond acceptor (while trimethylamine only acts as a H-bond acceptor) this makes n-propylamine have a higher boiling point.

What is the temp of a hot spring?

Can be anywhere from warm (90 F) to boiling (212F). Depends on the geothermal energy heating the water, how much water flows through the heating area (more is cooler) and how far the water travels. Some hot springs in Alaska are comfortable to swim in, some is Iceland are so hot you can cook eggs in them.