Table of Contents
- 1 What happens when sodium chloride is cooled?
- 2 What happens when a saturated solution of sodium chloride prepared at 60ºc is allowed to cool at room temperature?
- 3 What is sodium chloride at room temperature?
- 4 What happens when a supersaturated solution is allowed to cool at room temperature?
- 5 What would happen if we heat and cool a saturated solution of sodium chloride?
- 6 What would you observe when a saturated solution of potassium nitrate prepared at 60 degree Celsius is allowed to cool to room temperature?
- 7 Why sodium chloride is a solid at room temperature?
- 8 Is sodium chloride solid at room temperature?
What happens when sodium chloride is cooled?
Answer:The solid crystals will dissolve into the water in the hydrated crystals forming a supersaturated solution. If the sodium thiosulfate solution is cooled slowly the supersaturated solution will remain liquid.
What happens when a saturated solution of sodium chloride prepared at 60ºc is allowed to cool at room temperature?
Answer: (a) When a saturated solution of potassium chloride prepared at 60’C is allowed to cool at room temperature, crystals of potassium chloride will be formed.
What is the effect of temperature on sodium chloride?
Notice how the temperature dependence of NaCl is fairly flat, meaning that an increase in temperature has relatively little effect on the solubility of NaCl. The curve for KNO 3 , on the other hand, is very steep and so an increase in temperature dramatically increases the solubility of KNO 3 .
What is sodium chloride at room temperature?
solid
NaCl is a solid at room temperature, with a very high melting point (801 °C), similar to the melting points of silver (961.78 °C) and gold (1064.18 °C), although much lower than the decomposition temperature of diamond (3550 °C).
What happens when a supersaturated solution is allowed to cool at room temperature?
if cooled carefully the supersaturated solution will stay liquid unless disturbed or seeded with a seed crystal.
What happens when the saturated solution of sodium chloride is cooled?
when a saturated solution of sodium chloride at 60 degree C is allowed to cool at room temperature, some of sodium chloride will settle down at the bottom because saturation decreases with decrease in temperature.
What would happen if we heat and cool a saturated solution of sodium chloride?
(i) If a saturated solution is heated to a higher temperature, it becomes unsaturated. (ii) If a saturated solution is cooled to a lower temperature, some of its dissolved solutes get separated in the form of solid crystals by the process of crystallization.
What would you observe when a saturated solution of potassium nitrate prepared at 60 degree Celsius is allowed to cool to room temperature?
(a) When a saturated solution of potassium chloride prepared at 60∘C is allowed to cool at room temperature, crystals of potassium chloride will be formed.
When LiCl dissolves the temperature of the solution increases it gets warmer explain why the temperature goes up?
When some LiCl is dissolved in water, the temperature of the water increases. This means that: (A) the strength of the intermolecular forces between the water molecules is stronger than the bond energy within the LiCl lattice.
Why sodium chloride is a solid at room temperature?
Chlorine (Cl2) is a gas at room temperature, but sodium chloride(NaCl) is a solid at room temperature. It forms a giant lattice due to the strong ionic force of attraction between the similar molecules,(NaCl – NaCl attraction is strong) so they require huge amount of energy(at higher temperature) to break those forces.
Is sodium chloride solid at room temperature?
Explain why chlorine (Cl 2) is a gas at room temperature, but sodium chloride (NaCl) is a solid at room temperature.