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What else can I help you with?
How do you separate rice from wax?
To separate rice from wax, you can use a process called solvent extraction. This involves dissolving the wax in a solvent that the rice does not dissolve in. Once the wax is dissolved, it can be separated from the rice by filtering or evaporating the solvent.
Give 5 examples of a reversible change?
Melting wax Melting ice freazing water Evaporating the water Cooling the steam
What function might wax serve for insects that live on land?
On their cuticule, it would help to prevent dessication (drying out), by keeping their water from evaporating.
Is boat wax the same as car wax?
Yes, but it is water proof and stronger.
What is the process that can change candle wax into carbon and water?
The process that can change candle wax into carbon and water is combustion. When a candle burns, the heat from the flame vaporizes the wax, which then combines with oxygen in the air to produce carbon dioxide and water vapor.
Lava lamp that is evaporating what do you add?
If a lava lamp is evaporating and the liquid level is low, you can add distilled water to restore the volume. Avoid adding tap water, as it may contain minerals that could affect the lamp's performance. Additionally, if the wax is not moving properly, you can gently warm the lamp to help the wax flow better. However, be cautious not to overheat it, as this can damage the lamp.
Why density of wax is less than water?
The density of wax is less than water because wax is less dense than water. In other words, the mass of wax for a given volume is less than the mass of water for the same volume. This is why wax tends to float on water.
How do you separate water from wax?
One way to separate water from wax is through the process of distillation. By heating the mixture, the water will evaporate and can be collected, leaving the wax behind. Another method involves freezing the mixture, as water and wax have different freezing points, allowing them to be physically separated.
Is dissolving sodium chloride a chemical or physical change?
Dissolving sodium chloride in water is a physical change because the chemical composition of sodium chloride remains the same. The sodium and chloride ions are simply dispersed throughout the water, but they can still be recovered by evaporating the water.
Is pouring hot wax into cold water physical or chemical?
It is a physical change. The wax simply hardens in the cold water. You still have wax and you still have water; nothing new has been formed.
How is salt removed from seawater?
Salt is removed from seawater through a process called desalination. There are two common methods: distillation, where the water is heated to create steam that is then condensed into fresh water, and reverse osmosis, where pressure is used to force seawater through a membrane that only allows water molecules to pass through, leaving the salt behind.
How does the wax on leaves in desert ecosystem help plants?
The wax on leaves in a desert ecosystem helps plants by reducing water loss through transpiration. It acts as a barrier, preventing water from evaporating too quickly in the arid environment. This adaptation helps the plant conserve water and survive in dry conditions.
