When is a mixture also a solution?

Where are comets and asteroids most likely to be found? What causes some tropicals storms to become hurricanes? When different kinds of atoms join together what do they make? Why does variation occurs when a single cell divides into two cells? What do you think the heat was used for if not to raise the temperature? How light travels in a single medium in terms of speed and bending of light? Do all elements have the same number of protons as electrons? How long would it take for 2 bacteria cells to divide and turn into 4 bacteria cells? Why might an overfishing of herring lead to an increase in populations of sea urchins? What are all the mks units? What does the term atoms have pattern mean? Will alum kill you? What was Stephen Green's first job at HSBC? Which is the strongest of the three buffer systems in the body A respiratory system B chemical buffer system C renal system? What animals live in the island of Krakatoa before the eruption? What are dominate relations? Is Stainless steel draining board magnetic? What are 3 ways of how landforms affect communities? What is one advantage and one disadvantage of having a body made mostly specialized cells rather than a body made of one type of the cell that performs many functions? What are the limitations of Wien's law?