1. ion selectivity in voltage gated channels depends on the hydration status of the ion. what is the basis of k+ selectivity in voltage gated k+ channels? a. k+ is repelled by positive charges in the channel pore b. a k+ ion that is not hydrated is stabilized at the outside of the pore and then loses a neutron to allow it to pass

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

How many moles of oxygen react with 12 moles of aluminum

Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+