Which of the following conditions will increase the rate of evaporation?a. Increase in temperature of water. b) Decrease in wind speedc. Decrease in surface area of water d) Adding water to sugar
Question
Which of the following conditions will increase the rate of evaporation?a. Increase in temperature of water. b) Decrease in wind speedc. Decrease in surface area of water d) Adding water to sugar
Solution
To determine which condition will increase the rate of evaporation, let's analyze each option step by step:
a) Increase in temperature of water: When the temperature of water increases, the kinetic energy of water molecules also increases. This leads to more frequent collisions between molecules, causing them to escape from the liquid phase and enter the gas phase more rapidly. Therefore, an increase in temperature will indeed increase the rate of evaporation.
b) Decrease in wind speed: Wind speed affects the rate of evaporation by removing the water vapor that has already evaporated from the surface. When the wind speed is high, it creates a greater air movement, which helps to carry away the water vapor molecules. Conversely, when the wind speed decreases, there is less air movement, resulting in a slower removal of water vapor. Therefore, a decrease in wind speed will decrease the rate of evaporation.
c) Decrease in surface area of water: The surface area of water plays a role in evaporation because it determines the amount of water exposed to the surrounding air. A larger surface area allows for more water molecules to come into contact with the air, increasing the rate of evaporation. Conversely, a decrease in surface area will reduce the amount of water exposed to the air, resulting in a slower rate of evaporation.
d) Adding water to sugar: Adding water to sugar does not directly affect the rate of evaporation. Evaporation occurs when water molecules escape from the liquid phase and enter the gas phase. The presence of sugar does not impact this process. However, it is worth noting that adding water to sugar may increase the overall volume of the solution, which could indirectly affect the rate of evaporation by altering the surface area or temperature of the water.
In conclusion, the condition that will increase the rate of evaporation is a) Increase in temperature of water.
Similar Questions
Pick out the correct options from the given statement1. Evaporation increases with an increase of surface area2. Evaporation increases with an increase of temperature3. Evaporation increases with an increase of humidity4. Evaporation increases with a decrease in wind speedStatement 1 and 2 are trueStatement 1 and 2 are falseStatement 3 and 4 are trueStatement 3 is true and 4 is false
Explain each factor affecting evaporation with two examples.
Identify variables that are relevant to the question you are investigating.Hint: An example of a variable that affects evaporation rate is the temperature of the liquid.
3. Review the various factors affecting rate of drying and evaporation
Which one of the following sets of phenomena would increase on raising the temperature?a. Diffusion, evaporation, compression of gasesb. Evaporation, compression of gases, solubilityc. Evaporation, Diffusion, Expansion of gasesd. Evaporation, solubility, diffusion, compressibility of gases
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