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Dissolving Common Salt In Water Is Physical Or Chemical Change
Dissolving Common Salt In Water Is Physical Or Chemical Change. N a c l ( s) → n a + ( a q) + c l. My own opinion is that it is clearly an example of chemical change.
And old chesnut, see here. Dissolution of common salt or sugar in water is an example of: Allowing the water to evaporate will return the salt to a solid state.
If We Boil The Saltwater Solution, The Water Will Be Evaporated, And The Salt Can Be Obtained.
In contrast, dissolving sugar or another covalent compound is a physical change because chemical bonds are not broken and new products are not formed. Yet, the chemical species in salt solution (hydrated sodium and chlorine ions) differ from those in solid salt. Dissolving salt in water is a reversible change because salt and water can be again obtained by distillation process.
Dissolution Of Common Salt Or Sugar In Water Is An Example Of:
This can be represented as: Why dissolving salt is a chemical change when salt dissolves, the ionic bonds between the atoms break. Is the process of dissolving salt in water.
Dissolving A Solid In Liquid, Such As Table Salt In Water, Is A Physical Change Because Only The State Of The Matter Has Changed.
It is a physical change. Dissolving common salt in water is a physical change because the process can be reversed. Also, the change can be reversed by evaporating water.
Dissolution Of Salt In Water Is A _____ (Physical/Chemical) Change.
Salt dissolving in water is usually considered to be a physical change, however the chemical species in salt solution (hydrated sodium and chlorine ions) are. The evaporated water can be condensed to liquid form again. And old chesnut, see here.
If You Heat The Salt Solution, The Water Will Evaporate, Leaving The Salt Behind, The Water Vapour Can Be Cooled So That It Condenses Back To Liquid Form (Water).
For the purposes of your question, they are looking for answer (d). So, basically when a chemical reaction occurs, there is rearrangement of atoms and energy change as the products are formed. The dissolution of any ionic salt (typically in water) involves the formation of new substances, aquated ions, and the making and breaking of strong chemical bonds.
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