How much energy is required to convert 1kg of water from ice at 0c to water at 0c degrees?

An input of 334,000 joules (J) of energy is needed to change 1 kg of ice into 1 kg of water at its melting point of 0°C. The same amount of energy needs to be taken out of the liquid to freeze it.

How much heat is needed to turn a kilogram of ice at 0 ∘ C to liquid water at the same temperature?

Let us look, for example, at how much energy is needed to melt a kilogram of ice at 0ºC to produce a kilogram of water at 0°C. Using the equation for a change in temperature and the value for water from Table 1, we find that Q = mLf = (1.0 kg)(334 kJ/kg) = 334 kJ is the energy to melt a kilogram of ice.

Which contains more heat 1 kg of ice at 0 degree Celsius or 1 kg of water at 0 degree Celsius give reason for your answer?

The latent heat of fusion of ice is 3.34 × 105 J/kg. This means that 3.34 × 105 J of heat is required to change 1 kg of ice at 0°C into the water at the same temperature. Water converts into ice when heat is removed, and thus, 1kg of water contains more heat than 1kg of ice at the same temperature.

What is the energy required for a freezer to convert 1.5 kg of water at 20 to ice at?

How much energy does a freezer have to remove from 1.5 kg of water at 20°C to make ice at – 12°C? Q = mc (20°C – 0°C) + mLF + mcice[0° – (-12°C)] = (1.5 kg) (4186 J/kg.

How much energy does it take to change ice to water?

How many Joules of energy do you need to melt all the ice into a pure liquid along the path from B to C on the graph? Answer: For 1 kilogram of ice ,which equals 1000 grams, we need 333 Joules/gram x 1000 grams = 333,000 Joules. Problem 3 – The Specific Heat of liquid water is 4180 Joules/kg C.

How much heat energy is needed to melt 250 g of ice if the ice starts out at 0 C?

In order to melt 250g of ice, we would need (250×332) joules. That’s our part 1. At this point, we have 250g of liquid water @ 0°C.

How much heat is required to convert 2 kg ice to water?

So, basically as your question suggests, you need to evaluate the heat required to convert 2 kg of ice at 0 °C to water at 20 °C.. the total heat content will comprise of: To make your concept clear about such type of questions, you need to understand the concept of latent heat and sensible heat.

What is the latent heat of ice at 0 degrees Celsius?

Here L Water – Latent heat of ice . while ice melts, it remains at 0 °C (32 °F), and the liquid water that is formed with the latent heat of fusion is also at 0 °C. The heat of fusion for water at 0 °C is approximately 334 joules How much heat is required to raise the temperature of 1 kg of water from 20 degrees Celsius to 80 degrees Celsius?

How many joules of heat does ice have?

45958 joules. c is the specific heat capacity of the substance, which is 4.186 J g ∘C for water But then, we also need to change the ice to water first, and so we can use the latent heat formula, which states that,

Does a kilogram of water have more internal energy than ice?

As an answer to your question, a kilogram of water at 0°C has more internal energy than a kilogram of ice at the same, since it has gained the extra energy required for transition from ice to water (also refered to as Latent Heat) which is Heat is not something which is contained by a system.