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What has a higher boiling point alcohol or water?
Water has a higher boiling point that alcohol (ethanol). The main reason for this is because water has stronger intermolecular forces holding the molecules together.
Why water has boiling point of 100 degrees while hydrogen cl has a boiling point of 115 degrees?
Water has hydrogen bonding between molecules, which requires more energy to break compared to the weaker van der Waals forces between hydrogen chloride molecules. The stronger hydrogen bonding in water results in a higher boiling point compared to hydrogen chloride.
Does the temperature of boiling water rise?
It doesn't because during boiling, the temperature remains constant and so does the kinetic energy of the molecules. The latent heat supplied is used to do work against intermolecular forces of attraction while separating molecules such that the molecular potential energy increases. Some energy is also used to do work in pushing back the atmosphere.
At sea level water boils at 100 degrees Celsius while methane boils at negative 161 degrees Celsius Which has a stronger attraction between particles?
Water has a stronger attraction between its particles compared to methane. This is evident in the higher boiling point of water, as the stronger intermolecular forces require more energy to break the bonds between water molecules. Methane, being a lighter molecule, has weaker intermolecular forces which results in a lower boiling point.
Which has the higher temperature - boiling water or ice?
Boiling water has a higher temperature than ice. Boiling water is heated to 100 degrees Celsius (212 degrees Fahrenheit), while ice is typically at 0 degrees Celsius (32 degrees Fahrenheit).
What is the difference between boiling water and decomposing water?
Boiling water is the process in which water reaches its boiling point and turns into vapor, while decomposing water involves breaking down water molecules (H2O) into its constituent elements, hydrogen and oxygen. Boiling water is a physical change, while decomposing water is a chemical change. Boiling water is reversible, while decomposing water is typically irreversible.
What has a higher boiling point alcohol or water?
Water has a higher boiling point that alcohol (ethanol). The main reason for this is because water has stronger intermolecular forces holding the molecules together.
Why the boiling point of water is 100 while ammonia is -33?
Water's boiling point is due in large part to the hydrogen bonds between the water molecules. Energy must go into breaking the hydrogen bonds before the water can boil.
What has a higher boiling point water or KI?
Potassium iodide has a higher boiling point because it is ionically bonded while water is polar covalent (with hydrogen bonds). The ionic bonds on KI are stronger than the bonds of water. This means that the molecules are "stuck" to each other stronger than water's molecules. Then it would take more energy (heat) to "unstick" them to change its state of matter, resulting in a higher boiling point.
Why water has boiling point of 100 degrees while hydrogen cl has a boiling point of 115 degrees?
Water has hydrogen bonding between molecules, which requires more energy to break compared to the weaker van der Waals forces between hydrogen chloride molecules. The stronger hydrogen bonding in water results in a higher boiling point compared to hydrogen chloride.
What is an example of heat energy by convection?
An example of heat energy transfer by convection is boiling water in a pot. As the water is heated, the molecules near the heat source become less dense and rise, while cooler, denser molecules flow in to take their place. This creates a circulating flow of water that transfers heat throughout the pot.
Does water have to boil to evaporate?
The physical state change from liquid to gas usually occurs at boiling. However water can evaporate at room temperature. Evaporation is not boiling, it is a process by which surface molecules of water are escaping into the air.
Does the temperature of boiling water rise?
It doesn't because during boiling, the temperature remains constant and so does the kinetic energy of the molecules. The latent heat supplied is used to do work against intermolecular forces of attraction while separating molecules such that the molecular potential energy increases. Some energy is also used to do work in pushing back the atmosphere.
Which heat transfer is this boiling water for tea?
The boiling water for tea primarily involves convection as the heat is transferred through the movement of water molecules. As the water at the bottom of the pot is heated, it becomes less dense and rises, while cooler, denser water descends to take its place, creating a circulation pattern. Additionally, conduction occurs between the hot pot and the water, transferring heat directly to the water molecules in contact with the pot's surface.
At sea level water boils at 100 degrees Celsius while methane boils at negative 161 degrees Celsius Which has a stronger attraction between particles?
Water has a stronger attraction between its particles compared to methane. This is evident in the higher boiling point of water, as the stronger intermolecular forces require more energy to break the bonds between water molecules. Methane, being a lighter molecule, has weaker intermolecular forces which results in a lower boiling point.
Do water particles in gas coming off of a pan of boiling water move slower that the particles of the water in the pan?
Yes, water vapor particles in the gas above a boiling pan move faster than the water particles in the liquid. When water boils, the heat energy increases the kinetic energy of the water molecules, allowing some to escape into the air as gas. While the liquid water molecules are still moving, the vapor particles have higher energy and thus move more quickly.
Which has the higher temperature - boiling water or ice?
Boiling water has a higher temperature than ice. Boiling water is heated to 100 degrees Celsius (212 degrees Fahrenheit), while ice is typically at 0 degrees Celsius (32 degrees Fahrenheit).
