Bicarbonate is a buffer-it adjusts acidity. Bicarbonate is in the blood naturally. The body uses it to control it's acidity. Bicarbonate is used in dialysis to maintain the proper acid balance in the body.icarbonate is in the blood naturally. The body uses it to control it's acidity. Bicarbonate is used in dialysis to maintain the proper acid balance in the body.
CoinTrackers.com has estimated the 1921 Morgan Silver Dollar value at an average of $31, one in certified mint state (MS+) could be worth $171. (see details)... Type: Morgan Silver Dollar. Year: 1921. Mint Mark: No mint mark.
Assuming the coin is circulated and has no mintmark, the 1882 Morgan dollar is a very common coin with retail values of $31.00-$39.00 depending on the grade of the coin.