The answer to “An iron bar weighed 664 g. After the bar had been standing in moist air for a month, exactly one-eighth of the iron turned to rust (Fe2O3). Calculate the final mass of the iron bar and rust.” is broken down into a number of easy to follow steps, and 37 words. This textbook survival guide was created for the textbook: Chemistry: Atoms First , edition: 1st. The full step-by-step solution to problem: 71AP from chapter: 8 was answered by , our top Chemistry solution expert on 08/07/17, 05:01AM. This full solution covers the following key subjects: bar, iron, rust, mass, exactly. This expansive textbook survival guide covers 25 chapters, and 3129 solutions. Since the solution to 71AP from 8 chapter was answered, more than 240 students have viewed the full step-by-step answer. Chemistry: Atoms First was written by and is associated to the ISBN: 9780073511160.