What is the net charge of an ion that as 14 protons 16 electrons and 12 neutrons

Particles vibrate in a rigid structure and do not move relative to their neighbors.

The appropriate concentration for an iodine sanitizer is

Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .