Which of the following represents a type of change (physical or chemical) that is different from the rest? rusting of metal after being exposed to water hydrogen and oxygen combine to make steam water vapor condenses to form water droplets release of gas when a particular candy is dropped in water

Wind energy is plentiful in regions with vast open spaces it is a non polluting renewable resource what could be an economic factor that makes the use of this resource less feasible then non renewable resource even in such regions

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above