EXTEND 9. Determining the Percentage Yield In the Perform section, you determined that reacting 380 g SiO2 with 820 g C produces a theoretical yield of 242 g Si. Imagine that the actual yield of silicon is 225 g. What is the percentage yield for these results? Show your work.

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?

Calculate the mass of 0.750 mol of the following substance. na3po4. , i'm not quite sure on how to set up the problem to solve! : (