8. What mass of carbon monoxide is needed to react with 209.70 g iron(III) oxide in the reaction that produces iron and carbon dioxide?

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.

Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?