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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 formal for converting f to c?
To convert Fahrenheit to Celsius, you can use the formula: Celsius = (Fahrenheit - 32) * 5/9. Simply subtract 32 from the Fahrenheit temperature and then multiply the result by 5/9 to get the equivalent temperature in Celsius.
Change 59 degrees f to degrees celsius?
Use formula , 9C/5 + 32 = F & putting the given values .. 59 degree celsius = 144.1 degree Fahrenheit .
If a thermometer 36 Fahrenheit what is it in Celsius?
To convert Fahrenheit to Celsius, subtract 32 from the Fahrenheit temperature and then multiply by 5/9. For a temperature of 36 degrees Fahrenheit, the conversion to Celsius would be (36 - 32) × 5/9 = 2.22 degrees Celsius.
What does 180 degrees celsius convert to Fahrenheit?
180 degrees Celsius is 381.6 degrees Fahrenheit.
100 degrees Celsius is how many degrees in Fahrenheit?
Start by taking the number in Fahrenheit and subtracting 32. Then divide the number by 9, and then multiply it by 5. This is how you convert Fahrenheit to Celsius or use the equation C = (F - 32) × 5/9
In this case, the answer is about 47.22 degrees Celsius.
To decrease the freezing point of water by 2.5 degrees Celsius, you would need to dissolve approximately 37.5 grams of sugar in 300 grams of water. This is calculated based on the colligative property that states freezing point depression is directly proportional to the molality of the solute in the solution.
When a recipe says to heat the oven to degrees do they mean Celsius or Fahrenheit?
Recipes typically specify temperatures in Fahrenheit unless otherwise indicated. If a recipe specifies Celsius, it will usually state so explicitly.
13 degrees celsius equals how much in farinhieght?
The formula for converting Fahrenheit to Celsius is : 5/9 (F-32) = C.
11-32= -21. -21/9 = -2.3, and -2.3x5 = -12 (rounding up).
-11F = -12C
To convert from F to C, subtract 32 from the F temperature and multiply the answer by 5/9, then 11oF = 5/9 (11 - 32) = 5/9 x -21 = -11.67oC.
75degrees C equals how many degrees F?
75 degrees Celsius = 167 degrees Fahrenheit
Formula: [°F] = [°C] × 1.8 + 32
What is greater - a 1 degree rise in the Celsius scale or a 1 degree rise in Fahrenheit scale?
A one degree rise on the Celsius scale is bigger.
A one degree rise on the Celsius scale is 1.8 rise on Fahrenheit scale.
What is -85 degrees Fahrenheit in Celsius?
Start by taking the number in Fahrenheit and subtracting 32. Then divide the number by 9, and then multiply it by 5. This is how you convert Fahrenheit to Celsius or use the equation C = (F - 32) × 5/9
In this case, the answer is about -22.5 degrees Celsius.
18 degrees Fahrenheit is equal to how many degrees Celsius?
Start by taking the number in Celsius and multiply it by 9. Then divide that number by 5, and then add 32. This is how you convert Celsius to Fahrenheit or use the equation F = (9/5)C + 32
In this case, the answer is about 64.4 degrees Fahrenheit.
Why is boiling point of deuterium oxide different from water?
Standard water (hydrogen oxide) is H2O. We get deuterium oxide by changing the two hydrogen atoms to deuterium atoms. These are hydrogen atoms with an extra particle, a neutron. Since hydrogen comprises 1 proton, deuterium being 1 proton plus 1 neutron is roughly twice as heavy. This is significant on a chemical behavior scale. It is an exception to the rule that changes in nuclear weight do not affect chemistry.
What was the hottest temperature ever recorded in Las Vegas?
The average temperatures for Las Vegas are: January 45.5 F; July 91.1 F; annual average is 67.1 F. The average annual rainfall is about 4 inches.
What is water that reaches zero degrees Celsius become?
According to wikipedia, zero degrees celsius is the melting point of H2O, so anything below zero would be the solid form or ice and anything at or above zero would be liquid or water.
Why is the SI unit of temperature Kelvin but not Celsius?
Celsius and Fahrenheit are relative scales which are compared with freezing and boiling points of water. While kelvin is not relative and is an absolute scale. From graphical representation of Charles's when one extrapolate the graph straight, it will touch the zero volume at -273.16 Celsius or OK. This OK is the start or emergence of kelvin scale which is not related to anything, but absolute.
State the boiling point of cis-3-hexene and trans-3-hexene?
boiling point in cis-3-hexene is higher than in trans-3-hexene
Why?
1- in cis the compound is more polar ( dipole-dipole interaction)
2- and also it is effected by london forces
So, cis needs more energy to break up this compound , that's mean high boiling point is required here
let's see the Trans-3-hexene
1-there are slightly positive and negative charge in opposite direction so they cancel each other ( dipole-dipole interaction) is not effected here
2- there are just london forces so less energy is require means lower boiling point
:)
Heat gained by one object has to equal the heat lost by the other object. The final temperature of the two objects will be the same.
Object 1:
mass1 = 50 g
initial T1 = 20 oC
Cg = 2 J/degree/gram
final T1 = Tf
Change in temperature = Tf - T1
Q = Cg x change in T x mass
= 2 x ( Tf - T1 ) x 50
Water:
Mass = 200 g
Cg = 4.18 J/ degree/ gram
Change in T = Tf - 40
Q = 4.18 x (Tf - 40) x 200
4.18 x (Tf - 40) x 200 = -(2 x ( Tf - 20 ) x 50)
Tf = 37.9 oC
Why alcohols boiling point is 100 degree celsius and water 1is lower 78 degree celsius?
Water boils at a higher temperature than alcohol(ethanol) as the inter-particular bonding is stronger. Water is held together by hydrogen bonding and although ethanol is also held together by hydrogen bonding, it is weaker due to the CH3CH2- group keeping the hydrogen bonds separated.
Water boils at ~100 oC whereas alcohol boils at ~78 oC.
How do you get the absolute zero temperature?
All energy must be removed from the atoms.
All atoms in the substance you want to reach absolute zero have to remain absolutely still, meaning that not even a single atom can move.
If you take a piece of paper, you may think that the atoms of the paper are not moving, but they are actually vibrating. Thus, for a solid object to reach absolute zero, all atoms must stop vibrating.
