Jamil wants to measure the rate of which an ice cube melts he has collected the following items the pethri dish is transparent

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.

Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2