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Is it a physical change chemical change when salt dissolves in water?
Physical
Classify the following as a chemical and physical changes 1cooking of food 2.freezing of water 3.drying of clothes 4.mixing of iron nails and sand?
With a physical reaction, some of the substance changes, but the stubstance is still the same. A chemical reaction on the other hand, is hard to reverse. Physical: freezing of water, drying of clothes, mixing of iorn nails and sand Chemical: cooking of food
Salt dissovled in water physical or chemical?
Dissolving in water is a physical change.
Is humidifiers putting moisture into the air a physical or chemical change?
The humidifier putting moisture into the air is a physical change. It involves adding water vapor, which is a change in the physical state of water from liquid to gas, without altering the chemical composition of the water molecule.
Is a bicycle chain rusting chemical or physical water is absored by a paper towel a chemical or physical?
The rusting metal of the chain is chemical and the towel that is now wet is physical. The water is still water but the metal is now been oxidized.
Is mixing salt and water a chemical change or physical?
Physical
Is ocen water a physical or chemical change?
Ocean water is a substance, not a physical or chemical change.
Is water a chemical reaction or a physical reaction?
Water is not a reaction at all. If you mean to ask if a state change in water is chemical or physical, it is physical.
Is it a physical change chemical change when salt dissolves in water?
Physical
Is boliling water a chemical or physical change?
Boiling water is a physical change because it does not change the chemical composition of the water.
When water condenses is it physical or chemical?
physical
Water evaporating is it chemical or physical?
physical
When sun dries the laundry is it physical or chemical change?
It is both physical and chemical. Evaporation of water is a physical process, and reduction of water from clothing is also a chemical process.
Is evaporation of water from a cup of water a physical or chemical change?
physical
When water changes phase is it chemical or physical?
Physical, as it remains water.
Is the soulibility of water a physical or chemical nature of water?
Solubility is a physical property of water because when water dissolves a substance, the chemical composition of the water does not change.
Classify the following as a chemical and physical changes 1cooking of food 2.freezing of water 3.drying of clothes 4.mixing of iron nails and sand?
With a physical reaction, some of the substance changes, but the stubstance is still the same. A chemical reaction on the other hand, is hard to reverse. Physical: freezing of water, drying of clothes, mixing of iorn nails and sand Chemical: cooking of food
