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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
How fast does water boil at sea level?
Water boils at 100 degrees Celsius (212 degrees Fahrenheit) at sea level.
Why is kelvin not commonly used to measure temperature as compared to Fahrenheit or Celsius?
It is difficult to get a large number of people accustomed to a new system. Also, Fahrenheit and Celsius are more convenient ranges of numbers for commonly encountered temperatures. For example, water freezes at 0o Celsius, but at 273.15o Kelvin.
To calculate one should use:
[(mass Al).(specific heat Al).( Tf - TiAluminum)] + [(mass H2O).(specific heat H2O).(Tf - Tiwater)] = 0 (Law of conservation of energy or heat)
Tf is the final temperature in ºC (because there is a change in temperature, it does not have to be converted to Kelvin)
Ti is the initial temperature in ºC
Table values:
specific heat of water = 4.18 J/K.g
specific heat of Aluminum = 24.200 J/mol·K = 24.200(J/mol.K) / 26.98(g/mol) = 0.8970 J/K.g
So, solve this:
30*0.8970*(Tf - 95ºC) + 100*4.18*(Tf - 25) = 0
Tf = 29.34 ºC of both water and the immersed aluminum and supposed no water is evaporated.
Does the color dye in clear water effect it's temperature?
The dye will not affect the temperature of the water unless you have very small quantities of water. There can be a change of temperature when a solid dissolves but we are unlikely to observe this if there is a small amount of solid compared to the volume of water. If you are using less than a cup of water you may observe a temperature change.
What is 760 degrees Celsius in Fahrenheit?
760 degrees Celsius is equivalent to 1400 degrees Fahrenheit. This conversion can be calculated using the formula: (Celsius temperature × 9/5) + 32 = Fahrenheit temperature.
What is 5500 degrees Celsius in degrees ferinhite?
5500 degrees Celsius is equivalent to 9932 degrees Fahrenheit.
What is the freezing point of this solution 21.6 NiSO4?
The freezing point of a solution depends on its concentration and the properties of the solute. For a NiSO4 solution, the freezing point will be lower than that of pure water, but the exact value would require additional information such as the concentration of NiSO4 in the solution.
Why do you have 3 temperature scales?
The reason why there are 3 temperature scales is that people have introduced new temperature scales in order to improve on existing scales. Fahrenheit was first. There was no temperature scale before that. It is a bit awkward because it defines 100o as the normal temperature of the interior of the human body, which is not that convenient to measure (and oral thermometers read 98.6o because they are not quite in the interior of the human body, even though they do go into an orifice of the body). So the Celsius scale is easier to calibrate since it is based on the freezing point of water, at zero degrees, and the boiling point of water at a hundred degrees; these phenomena are relatively easy to observe. But then, there is an even more useful zero point for a temperature scale, which is the point at which there is actually no heat at all, in other words absolute zero, so this gives us degrees Kelvin.
It would be perfectly feasible to use only the Kelvin scale for everything, but then, we are used to using both of the other two scales, which have become well established, and people are reluctant to give them up. So we have 3 scales.
What is the speed of sound at 30 degrees celsius?
The speed of sound at 30 degrees Celsius is approximately 343 meters per second in dry air. However, the speed of sound can vary depending on factors such as humidity and air pressure.
What is 96.3 degrees Fahrenheit in Celsius?
96.3 degrees Fahrenheit is approximately 35.7 degrees Celsius when converted.
How much is 160 Celsius to Fahrenheit?
160 Celsius is equal to 320 Fahrenheit. You can convert Celsius to Fahrenheit by multiplying the Celsius temperature by 9/5 and then adding 32.
What is the boiling point and freezing point of fahrenheit?
Fahrenheit is a person or a temperature scale, while boiling and freezing points are physical properties of chemicals. You need to be specific in asking which chemical's boiling and freezing points.
Water has a freezing point of 32 degrees F, and a boiling point of 212 degrees F.
What is 303 kelvin to Fahrenheit?
303 Kelvin is equal to 87.4 degrees Fahrenheit. This conversion can be done using the formula: Fahrenheit = (Kelvin - 273.15) * 9/5 + 32.
What is the boiling point of jelly?
Jelly does not have a specific boiling point as it is made by cooking fruit juice, sugar, and pectin until it reaches a certain consistency. The boiling point can vary depending on the moisture content and sugar concentration of the mixture.
What happens to its temperature when water is boiling?
The temperature of boiling water stays the same. At sea level, that is 100 degrees Celsius or 212 degrees Fahrenheit.
At higher elevations, say on a tall mountain, the boiling point of water is less and less, the higher you go.
How do you know when water is at 95 degrees?
A simple way to determine when water is around 95 degrees Fahrenheit is to use a kitchen thermometer. Alternatively, you can look for small bubbles forming on the bottom of the pot, which is a sign that the water is close to reaching boiling point.
What is 310 degrees Fahrenheit in Celsius?
310 degrees Fahrenheit is approximately 154.4 degrees Celsius. You can convert Fahrenheit to Celsius using the formula: (°F - 32) x 5/9 = °C.
How are degrees converted from celcisus to kelvin?
To convert degrees Celsius to Kelvin, you simply add 273.15 to the Celsius temperature. This is because the Kelvin scale starts at absolute zero, which is equivalent to -273.15°C. So, to convert any temperature from Celsius to Kelvin, you just add 273.15.
What is the density of ethanol at 78 degree Celsius?
The density of ethanol at 78 degrees Celsius is about 0.801 g/cm^3.
