the DDT level measured in a tropical ecosystem were between 0.16 and 0.28 mg per liter
convert it into parts per million?
jaweria wrote:the DDT level measured in a tropical ecosystem were between 0.16 and 0.28 mg / L
convert it into parts per million?
Anonymous wrote:jaweria wrote:the DDT level measured in a tropical ecosystem were between 0.16 and 0.28 mg / L (maximum acceptable concentration)in water
convert it into parts per million?