Gold and all precious metals are measured in troy ounces. A troy oz is equal to 31.10348 grams
1 troy oz = 1.09714286 "regular" ounces.
2.5 grams = 0.08037685815 of a troy oz
One troy ounce is 31.1035 grams, and is pretty much only used to weigh precious metals. Compare this with the common ounce (or avoirdupois ounce), which is 28.3495 grams and is used to weigh just about everything else.
11.2 grams .40 ounce 0.36 oz/troy Hope that helps!
80 oz weigh 5 pounds.
400 grams = 12.86 troy oz
9832 grams = 316.1 troy oz.
No. 29 grams is 1.02 ounces. However, 32 grams is close to a TROY ounce (1.028 troy oz). Troy ounces and troy pounds are used to weigh precious metals (think of gold) and are a different weight than standard ounces
A silver round marked 16 avdp oz 999 means it weighs 16 troy ounces and has a purity of 99.9%. The weight should be around 500 grams or approximately 1.1 pounds. It is measured in troy ounces, not avoirdupois ounces like pounds.
They weigh one troy ounce.
8 oz.