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

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.