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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

Why all the temperatures on kelvin scale are positive?

Temperatures on the Kelvin scale are always positive because it is based on absolute zero, the theoretical point at which particles have minimal motion. Since there is no negative temperature in terms of kinetic energy, temperatures on the Kelvin scale are always positive.

What is freezing point of water in both of C and F?

Under normal conditions, ordinary water freezes at 0°C, or 32°F. However, if you add salt to water, its freezing point becomes lower.

How does temperature affect the condensation?

Temperature affects condensation by influencing the rate at which water vapor molecules in the air condense into liquid water. As temperature decreases, the air's ability to hold water vapor decreases, leading to the condensation of water vapor into liquid water droplets. Warmer temperatures can hold more water vapor, delaying or preventing condensation.

What metal turns to powder below 13 Degrees Celsius?

Bismuth is a metal that turns into a powder when it is cooled below 13 degrees Celsius. This is due to its low melting point of 271 degrees Celsius, causing it to transition from a solid metal to a powder-like state at lower temperatures.

What is the name of the equipment that measure temperature?

A device used to measure temperature is called a thermometer.

What is the temperature of 53c in F?

127.4 degrees Fahrenheit (53 degrees celsius)

How many joules of energy are needed to heat 25.0 grams of steam from 100.0 degrees Celsius to 29.25 degrees Celsius?

Use this formula.

q(in Joules) = Mass * specific heat * change in temperature

I will use specific heat of water at 25 C. You can look up specific heat of steam. You say " heat to " so I assume you have final and initial heat backwards.

q = 25.0 grams H2O * 4.180 J/gC * (100.0 C - 29.25 C )

q = 7393 Joules

How temperature in Celsius and Fahrenheit are the same?

They are two different scales, with the increments in Fahrenheit smaller than those in celcius. Because of this there is one crossover point where they are the same, -40.

What is 2000 degrees Celsius equal to in Fahrenheit?

2000 degrees Celsius is equal to 3632 degrees Fahrenheit.

How does atmospheric pressure affect the boiling point?

Atmospheric pressure is the weight of the air column above a particular point on the earth's surface. This weight pushes down on any object beneath it. In the case of a liquid that is being heated to the boiling point, it prevents vapor from pushing through the surface of the liquid and out to the surrounding air. Thus, the lower the atmospheric pressure above a liquid being heated, the less weight pushing against the vapor that is forming. So the lower this pressure is, the more easily the vapor escapes, meaning that there is less energy required to boil the liquid. This explains why food preparation instructions are different in locations of higher elevation: the amount of energy required to boil water at higher elevations is lower, meaning that less energy is going into the food to cook it.

How do you convert 22 degrees Celsius to kelvin?

To convert 22 degrees Celsius to Kelvin, you simply add 273.15 to the Celsius temperature. So, 22 degrees Celsius is equal to 295.15 Kelvin.

What is 4000 degrees c in Fahrenheit?

4000 degrees Celsius is equivalent to 7232 degrees Fahrenheit.

Why do they measure temperature in the shade?

Direct sunlight would heat the thermometer higher than the actual air temperature. A reading would be more accurate if taken in the shade, where the temperature reading would not be greatly different.

What is the temperature of 1 kelvin?

1 kelvin = -272.15 C ,,

do some search before you ask .

What would be the temperature of ice in degrees Celsius?

The temperature of ice is 0 degrees Celsius. At this temperature, ice is in its solid form.

What temperature is coldest neg 77 or neg 66?

-77c is colder than -66c

-77f is colder than -66f

Why does water have a lower melting point than iron?

Water has a lower melting point than iron because it has weaker intermolecular forces between its molecules compared to the metallic bonds present in iron. Water molecules are held together by hydrogen bonds which are weaker compared to the strong metallic bonds that hold iron atoms together. This difference in bonding leads to water melting at a lower temperature than iron.

What is Melting Temperature of LLDPE?

The melting temperature of linear low-density polyethylene (LLDPE) typically ranges from 110 to 130 degrees Celsius. This temperature can vary depending on the specific grade and composition of the LLDPE material.

What does zero degrees Celsius convert to in kelvin?

Kelvin is the SI unit for temperature. Celsius is usually used in metric systems. 0 degree celsius is 273.15 Kelvin. Kelvin increases equally with celsius. So to convert celsius to kelvin, we just add 273.15 to celsius. The answer in Kelvin is 273.15

What is 426 degrees Celsius into Fahrenheit?

426 degrees Celsius = 798.8 degrees Fahrenheit

How does thermometers measure temperature?

Thermometers measure temperature by using liquids (like mercury or alcohol) that expand and contract based on temperature changes. As the liquid expands, it rises in a narrow tube to indicate the temperature. The scale on the thermometer is calibrated to show the temperature based on how much the liquid expands or contracts.

What temperatures are equivalent to 100 C?

100 °C is equivalent to:

  • 373.15 K
  • 212 °F
  • 671.67 °R
  • 0 °De
  • 33 °N
  • 80 °Ré
  • 60 °Rø