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Why does melting ice require much less energy than boiling the same mass of water?
Because Water's latent heat of fusion is much less than its latent heat of vaporization.
In English: It takes less energy to change a gram of ice at 0°C into a gram
of water at the same temperature than it takes to change a gram of water
at 100°C into a gram of steam at the same temperature.
What else can I help you with?
Both melting and boiling points of water at sea level?
Melting/Freezing point : 0 oC or 273.15 Kelvin Boiling point: 100 oC or 373.15 Kelvin
What has more thermal energy a cup of boiling water or a pot of boiling water?
A pot of boiling water has more thermal energy than a cup of boiling water because it contains a greater volume of water and therefore a higher total amount of heat energy.
How does water gain energy?
Water gains energy primarily through absorption of heat. When heat is applied to water, the molecules within it start to move faster and the temperature of the water increases. This increase in kinetic energy leads to changes in state such as melting (solid to liquid) and boiling (liquid to gas).
Does Boiling Water increase heat energy?
Boiling water involves converting liquid water to steam by adding heat energy. The heat energy increases the temperature of the water until it reaches its boiling point, at which point the water vaporizes into steam.
What energy does boiling water use?
Boiling water typically uses thermal energy, which is the energy associated with heat. When water reaches its boiling point, the thermal energy added to the water causes the water molecules to gain enough kinetic energy to break free from their liquid state and change into vapor.
What requires more energy melting or boiling?
Melting requires energy input or absorption because liquid water has more energy than solid water.
Why does wax melt in boiling water?
Wax has a lower melting point than boiling water, so when placed in boiling water, the heat from the water causes the wax to melt. The molecules in the wax absorb the heat energy from the water, which ultimately leads to the wax melting.
What is the melting and the boiling point of water on a cylinder?
The melting point of water (ice) is 0 0C. The boiling point of water is 100 0C.
Why does hydrogen bonding raise the melting and boiling point of water?
Hydrogen bonding in water causes molecules to be attracted to each other, requiring more energy to overcome these attractions during melting or boiling. This results in higher melting and boiling points for water compared to molecules that do not participate in hydrogen bonding.
Water changes phases when heat is added or subtracted?
Boiling and melting are endothermic. Freezing is exothermic.
What value of temperature of melting point of ice and boiling point of waterpoint?
The melting point of water is 0 oC and the boiling point of water is 100 oC.
What are the freezing melting boiling and evaporation points of water?
The melting/freezing point of water is oC.The boiling point of water is 100 oC at standard pressure.Evaporation occur at any temperature.
How does water change its state?
By freezing, melting or boiling.
What element has the highest melting and boiling points of all element?
Water it can melt in the boiling point and in the boiling point the water (ice) practically turns into a liquid (water) then into a gas
What is the simple physical test to show that a sample of water is pure?
A scientific test you do on water similar to a chemical test
What are the boiling and melting point's of salty water?
That depends on how much salt is dissolved in the water. Generally, the boiling point will be higher than for pure water, and the melting point will be lower than for pure water.
What does the lowered pressure do to the boiling temperature of water?
Lowering the pressure decreases the boiling point of water. This is because at lower pressures, the molecules in the water require less energy to escape into the vapor phase, thus resulting in a lower boiling temperature.
