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How many calories are needed to change 1 gram of 100 degrees Celsius boiling water to 100 degrees Celsius steam?
Wiki User
∙ 11y ago
This is the latent heat of vaporisation of water, which at standard pressure, is 539 calories (per gram).
Wiki User
∙ 11y ago
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What is the change in average temperature between January and July if January's average temperature is 9 degrees Celsius and July's average temperature is 16 degrees Celsius in America?
The change is 7 Celsius degrees (NOT degrees Celsius).
What is the temperature change in 12 degrees Celsius to minus 5 degrees Celsius?
12 - (-5) = 17 deg
Change 98.5 Fahrenheit to Celsius?
98.5 degrees Fahrenheit = 36.9444444 degrees Celsius
What four substances undergo a physical change if the temperature is decreased from 50 degrees celsius to a -50 degrees celsius?
100
What is the change in degrees Celsius equal to change of 7.2 degrees Fahrenheit?
A change of 7.2 degrees F x 5/9 = a 4 degree change in C
What is methane at -50 degrees Celsius?
At -50 degrees Celsius, methane remains a gas. Methane has a boiling point of -161.5 degrees Celsius, so at -50 degrees Celsius, it would still be well above its boiling point and would not have undergone a phase change to a liquid.
What temperature does water freeze in Celsius?
Zero degrees Celsius. The Celsius temperature scale was defined with zero as the freezing point of water, and 100 as the boiling point of water. (That's for pure fresh water at sea-level atmospheric pressure. Adding impurities to the water will change the freezing and boiling temperatures, and different air pressures will change the boiling temperature of water.)
What temperature does fluorine change to a gas?
Fluorine changes from a solid to a gas at -188.11 degrees Celsius (or -306.6 degrees Fahrenheit), which is its boiling point.
Boiling point for calcium?
The boiling point of calcium is 1,484 degrees Celsius (2,703 degrees Fahrenheit). At this temperature, calcium undergoes a phase change from a liquid to a gas.
What is the boiling point and freezing point for?
It is the temperature at which the vapor prussure of a liquid is equal to the standard atmospheric pressure (1 atm = 760 torr). Boiling point: the temperature of the phase change from liquid to gas. Melting point: the temperature of the phase change from solid to liquid.
When liquid nitrogen boils at - 196 celsius is that chemical or physical changes?
The boiling of liquid nitrogen at -196 degrees Celsius is a physical change. This is because the change in state from liquid to gas does not involve a change in the chemical composition of the nitrogen molecules.
A substance has a temperature change from 20 degrees celsius to 45 degrees celsius. This corresponds to what temperature change in Fahrenheit degrees?
20 degrees Celsius is 68 degrees Fahrenheit. 45 degrees Celsius is 113 degrees Fahrenheit. So 25 degrees change Celsius = 25 x 1.8 = 45 degrees Fahrenheit. 1 degree change in Celsius is equivalent to 1.8 degrees change in Fahrenheit. Scroll down to related links and look at "Conversion of Temperature Units".
Are celsius and Fahrenheit degrees the same size?
No. Celsius "degrees" are larger than Fahrenheit "degrees", and so represent a larger change in temperature. One Celsius "degree" is equal to 1.8 Fahrenheit "degrees". The Fahrenheit scale has 180 divisions (degrees) between 32° and 212° - the freezing and boiling points of water. The Celsius scale has only 100 divisions (degrees) between 0° and 100° - the freezing and boiling points of water. So the Celsius degrees are "larger" degrees, and a change in temperature in Celsius will be 1.8 times as large on the Fahrenheit scale. That is where the 5/9 and 9/5 fractions come in on the conversion formulas. (see related question)
What is a boiling pot of water in Celsius?
A boiling pot of water is typically around 100 degrees Celsius at sea level. This is when water reaches its boiling point and starts to change from a liquid to a gas state.
If ethyl alcohol boils at 79 degrees Celsius a physical or chemical change?
Boiling of ethyl alcohol at 79 degrees Celsius is a physical change. It is a reversible process where the alcohol changes from liquid to vapor state without undergoing a chemical reaction.
What is the tempertaure change if it was 22 degrees celsius and dropped to -6 degrees celsius?
28
How will the substance change if energy is added to the liquid at 20 degrees celsius?
Adding energy to a liquid at 20 degrees Celsius will increase its temperature, causing it to heat up. As it reaches its boiling point, the liquid will undergo a phase change and turn into a gas.
