22. A 3.5 kg iron shovel is left outside through the winter The shovel, now orange with I rust, is rediscovered in the spring. Its mass is 3.7 kg. How much oxygen combined
with the iron?

Drag each characteristic or feature to the correct location on the diagram sort the features and characteristics by the groups they are found in. a.spinal cord b.metamorphosis c.scales d.lungs in adults e.ectothermic f.external fertilization g.gills in adults h.amniotic eggs 1.fish 2.fish and amphibians 3.amphibians 4.fish and reptiles 5.fish, reptiles and amphibians 6.amphibians and reptiles 7.reptiles