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Is mixing sand into garden oil a chemical or physical change?
Physical, the sand and oil can be separated.
How can sand be separated from a mixture of sand salt and iron fillings?
- Iron fillings are separated with a magnet.- Sodium chloride is dissolved in water.- Sand remain.
What kind of mixture gets separated by a filter?
water and sand there is dissolved sugar or salt with sand
Why do you add water to the salt and sand mixture?
Assuming that you're trying to separate the sand and the salt: adding water will dissolve the salt but it will keep the sand. So the sand can be separated by filtration and then the water can be evaporated leaving behind plain salt.
Can sand and salt separate from each other?
Yes, if you run water through the mixture, the salt will dissolve and the sand won't, then let the water evaporate and the salt crystals will remain separated from the sand.
How can a mixture be separated by using physical properties?
A mixture of salt and sand can be separated because the salt is soluble while the sand is not.
Is mixing salt with sand physical or chemical change?
This is a physical change. The sand and salt can be separated and will have the same chemical properties.
What do you learn when separate the mixture sand salt and iron?
1. They can be separated by physical methods. 2. Iron can be separated by magnet and sand by dissolving in water.
How can you seperate salt and sand?
Salt and sand can be separated by dissolving the salt in water, filtering the mixture, and then evaporating the water to recover the salt.
Is mixing sand into garden oil a chemical or physical change?
Physical, the sand and oil can be separated.
How do you seporate sand and pure salt?
Sand is separated from the water solution by filtration.
How can sand be separated from a mixture of sand salt and iron fillings?
- Iron fillings are separated with a magnet.- Sodium chloride is dissolved in water.- Sand remain.
Why is sand in water a mixture?
No, sand in water is heterogeneous. Homogeneous means the same all the way through.
Is sand and salt mixture heterogeneous?
Yes, because it can be separated. A homogeneous mixture is when things cannot be separated and heterogeneous means that you can take it back into its original chemical formula.
What kind of mixture gets separated by a filter?
water and sand there is dissolved sugar or salt with sand
How can mixtures be separated by physical means?
Depends on how it is mixed. If it is (for example) oil and water you can seperate it using a seperating funnel. If water and sand then filtration. If water and salt then evaporation (or you can use distillation if you need both the water and the salt...) If water and something like ethanol then you can use fractional distillation. Or is this not what you mean when you said seperating mixtures by physical means?
