Sodium benzoate, naphthalene, and analine are present in a solid mixture. Propose a detail separation scheme to isolate these three compounds as solids.

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5