What makes the pelvic girdle more rigid than the pectoral girdle​

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.

bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.