Question

the mixture that cannot be easily separated into its components

#air

#salt water

#salt + iron filings

#saw dust + iron filings​

Answer 1

Answer:

air

Explanation:

salt water----> salt can be obtained by evaporation

salt+iron fillings and sawdust+ iron fillings ------>iron fillings can be obtained by moving the magnet around iron fillings

Answer 2

Salt + water

water can be separated from salt solution by simple distillation. This method works because water has a much lower boiling point than salt. When the solution is heated, the water evaporates. It is then cooled and condensed into a separate container.