easy.... each 1 troy ounce is equal to 31.1 grams (metric system) extrapolate to 10 troy ounces equal to 311 grams. Note that 31.1 grams/troy ounce is close enough for quick calculations. to be more precise... it is 31.103477 grams/troy ounce, but this figure is only useful in calculating large amounts
Those two units of measure do not convert. One is weight or mass and the other is volume.
78 grams is 2.5078 troy ounces.
Troy ounces are used to measure precious metals (gold, silver, etc.) and are 31.1035 grams. Avoirdupois ounces are used to measure most other items, and are 28.3495 grams. Liquids can be measured in fluid ounces, which equate to 29.5734 milliliters.
Divide grams by 31.1 to get troy ounces. So, 69/31.1 = about 2.22 troy ounces.
There are approximately 311.03 grams in 10 troy ounces of silver.
0.78 troy ounces of silver is approximately 24.22 grams.
28.28 grams is equivalent to approximately 0.911 troy ounces.
5.78 grams = about 0.186 troy ounces.
861 grams = 27.68 troy ounces.
154.02 grams is 4.95186 troy ounces.
7 grams is 0.225055 troy ounces.
Five grams is 0.16075 troy ounces.