Compare the two separation techniques. Then, determine which of these forces would be better able to remove iron from a mixture.

1. Comparison of Separation Techniques

Separation techniques are methods used to isolate or separate components from mixtures, often based on physical or chemical properties. Two common separation techniques are:

1.1 Filtration:

• Principle: This technique leverages the differences in particle size. A filter medium allows smaller particles (e.g., liquids, gases) to pass while retaining larger solid particles.
• Example: Separating sand from water using a filter paper.

1.2 Magnetic Separation:

• Principle: This technique utilizes magnetic properties of materials. It is particularly effective for separating ferromagnetic materials (like iron) from non-magnetic materials.
• Example: Using a magnet to extract iron filings from soil or other mixtures.

2. Suitability for Removing Iron

To determine which technique is better for removing iron from a mixture:

2.1 Filtration:

• Only effective if the iron is present as larger particles. If iron is finely ground or dissolved, filtration will not effectively separate it.

2.2 Magnetic Separation:

• Specifically designed for materials that exhibit magnetic properties, such as iron. It can efficiently separate iron from mixtures regardless of particle size, provided the iron is magnetic.

3. Conclusion

Given that iron is a ferromagnetic material, magnetic separation is the superior choice for effectively removing iron from a mixture, particularly when iron is present in small or fine particles where filtration would not be effective.

Final Answer

Magnetic separation is better able to remove iron from a mixture due to its ability to effectively isolate ferromagnetic materials regardless of their size.