Chemical Principles was written by and is associated to the ISBN: 9781305581982. Since the solution to 13.28 from 13 chapter was answered, more than 429 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 13.28 from chapter: 13 was answered by , our top Chemistry solution expert on 12/23/17, 04:53PM. This full solution covers the following key subjects: . This expansive textbook survival guide covers 20 chapters, and 2754 solutions. This textbook survival guide was created for the textbook: Chemical Principles, edition: 8. The answer to “Some plant fertilizer compounds are (NH4)2SO4, Ca3(PO4)2, K2O, P2O5, and KCl. Which of these compounds contain both ionic and covalent bonds?” is broken down into a number of easy to follow steps, and 21 words.