9.Oil and water fo not mix. What characteristic is this?
A. immiscibility B. Condensation C. Filtration
D. purity

10.Which heterogeneous mixture has larger particles?
A. Suspension B. Colloids C. Solution D. Air

11.______is a mixture where at least two substance are combined together and stay together.
A. Solution B. Suspension C. Colloid D. Particles