How many grams of KCl can be dissolved in 63.5. g of water at 80°C?

Mgo2 is the oxidation state of manganese oxide

Conservation efforts have been effective in "increasing the number of endangered species, reducing all the negative impacts of human activity, and preserving wildlife habitats".hope my answer has you : ) 

Precipitate, and gas

D=m/v =57.9/3 = 19.3 g/cm^3