How many moles of iron will react with excess amount of oxygen to form 3.00 moles of iron(iii) oxide?

What is the percentage of hydrogen in nitrogen trihydride

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h