Mixtures can be separated by physical processes A sequence of physical process can be used to separate common salt (sodium chloride) from a mixture containing sand and common salt only.
Give the order and the correct scientific term for the physical processes used to separate the common salt from the mixture.

1………………………………………………………………………………………… .

2………………………………………………………………………………………… .

3………………………………………………………………………………………… .

answer is: c. the experiment shows that the red substance experienced a chemical change.

this is chemical change (chemical reaction), because two new substances are formed (metalig liquid and gas), the atoms are rearranged and the reaction is followed by an energy change.

this is example of chemical decomposition.

chemical decomposition (analysis) is the separation of a single chemical compound into its two or more elemental parts or to simpler compounds.  

chemical decomposition is opposite of chemical synthesis.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;

i belive it is water