When chlorine gains a electron or When a compound like hydrogen chloride is dissolved in water.
Table sugar I'm pretty sure
Microscope technology gives us access to some pretty important/powerful information, however some limitations to it include: resolution limit, low magnification, & poor surface view,
Carrying capacity is the maximum amount of organisms a certain ecosystem can sustain with the resources available in a given ecosystem.
Factors that could either increase or decrease the K, carry capacity, would be: drastic weather causing depletion of resources, decreases in competition, etc.