Tuesday, March 20, 2012

Assignment #9


1)Today in class we discussed limiting reagents.  On your blog, describe the process you used to determine how many quarter pound hamburgers could be made.
-For this problem we had to first decide what our limiting reagent was (the agent that would cuz us to have to make the least amount of hamburgers). We decided that this would be the bacon because we only had enough bacon to make exactly 35 hamburgers. We had enough hamburger to make 40 hamburgers but because we didn't have enough bacon we would have to make only 35 hamburgers.

2)For the following reaction determine which reagent is limiting and how much of the product can be made:
2H2+ O2 → 2H2O
Begin with 8.5 g of hydrogen (H2) and 40.2 g of oxygen (O2).
-O2 will be the limiting reagent for this chemical reaction
the process is starting with 8.5 g of hydrogen and determining what amount of oxygen this will produce. Since it produced67.324 g of oxygen that is way more than 40.2 g of oxygen (which is what you begin with). So that is the limiting reagent.

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