A 50.0 ml solution of 0.0319 M benzylamine(pKb 4.66) was titrated with 0.0500 M HCI . Calculate the PH at the following volumes of added acid: Va= 2, 12, 2 Ve, Ve and 40.0 ml.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.