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Biodiversity and Population Size: Tutorial
A local politician states that the trend in the squirrel population isn't a threat to the balance of the forest ecosystem
because squirrels eat only plants. Do you agree with this politician's reasoning?

The answers is a nuclear changes

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf   

Answer two atoms of oxygen;

B) movement of materials into and out of the cell