What make an atom soluble?

What is angular momentum? What activities destroy the ecosystem? Is the gypsum powder safe? How or in what is helium used? What is adaptation of ipil-ipil? Is announcement a proper noun? What materials are composed of DNA? 87 kg equal to how many lbs? Is bladder-wrack a fern? Can you replace a selenium rectifier with a silicon rectifier? What term is the best used to describe how well organism functions in its environment? Can the eukaryotic nucleus be seen with an light microscope? How does carbon dioxide enter the leaf of a plant during the hours of daylight? What are the minor elements? What are the the names of the alcohols in chemistry? How do you measure the footprints of a property? Name two gases that gives blue green color? What criteria determine whether an energy resource is renewable or non-renewable? Is sodium chloride liquid the best conductor of electricity? Name the starting materials of respiration given the summary equation?