How many grams does an 8 ounce portion of prime rib weigh

Basically this problem is asking you to convert the mass units from ounce to grams. So, all you need to do is search for the conversion factor between the two. That is, 1 ounce = 28.3495 g. The solution is as follows:

Mass in grams = 8 ounce * 28.3495 g/ounce = 226.796 grams