Question

what causes the styrofoam to disappear into the acetone? your answer what ingredient gave charlottes slime magnetic properties? your answer

Explanation:

Styrofoam is a polystyrene - based material. Acetone is a solvent that can dissolve the polystyrene in Styrofoam due to the solubility principle where like - dissolves - like. For the slime question, iron oxide or other magnetic particles are often added to give slime magnetic properties.

Answer:

1. Acetone dissolves the polystyrene in Styrofoam.
2. Iron oxide or other magnetic particles.