Asolution is formed by one substance being dissolved in another substance, and white vinegar is a 5 percent acetic acid solution. Given these facts, what is formed by one substance being dissolved in another substance among the following options:
- patch reefs
 - hydrogen and oxygen
 - organic molecules
 - a hydraulic system
 - calcite
 - white vinegar
 - Calcium carbonate
 - salinity


 

      white vinegar   