The coins only weigh 12.5 grams to start with, so they can't have an Ounce of silver in them. 90% silver halves contain .36169 of an ounce of silver. 3 would be just a little more than One Ounce.
900 ounces is about 25.515 kg
It's .900 silver & .100 copper with a net weight of .18084oz pure silver
900 ml = 30.4326204 US fluid ounces
There are 16 ounces in one pound. Therefore, 900 ounces is equal to 900 / 16 = 56.25 pounds or 56 pounds 4 ounces.
f you mean a US quarter dated 1964 it's not sterling silver, it's coin silver (.900 silver & .100 copper) and value as of today is $3.25 just for the silver
That is 31.747 ounces.
If you mean a US quarter dated 1962 it's not sterling silver, it's coin silver (.900 silver & .100 copper) and value as of today is $3.25 just for the silver
900 cc = 30.4 US fluid ounces.
900 ml of water is 31.747 ounces. 900 ml of other liquids will not necessarily be the same.900 ml of water is 31.747 ounces
90cc is 3.043 fluid ounces.
30.4326204 US fluid ounces ==
US silver coins were made from coin silver (.900 fine), not sterling silver (.925 fine).Please see the Related Question for more information.