Which hybridization scheme occurs about phosphorus when nitrogen forms a triple bond?

Why are pipes bursting in the in extremely cold weather?

As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.

Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?