Most have you have been using the Chemtutor site that is found in the General Chemistry Links. Here is an even shorter short-cut to get to the Stoichiometry help section.
http://www.chemtutor.com/mols.htmhttp://www.chemtutor.com/mols.htm
Some of you may need this to get through the problems found below. Answers are also posted.
Mixed Stoichiometry Problems
Mixed Stoichiometry Problems Key