We start with a conversion scale of 3.5 grams to an eighth. That makes it easy to solve, how many grams in an ounce? If an ounce is eight eighths, that’s 3.5 grams x 8, or 28 grams in an ounce ...

The troy ounce is the equivalent of 31.1034768 grams. A standard ounce is the equivalent of 28.349 grams, or around 10% less. A troy pound (12 troy ounces) is lighter than a standard pound (14.6 ...