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.
A shekel is a unit of weight, roughly equal to 10.5 grams. In 2010  a gram of silver was worth just under 50 cents. This would make a  shekel worth about five dollars.  â¦  However, some sources suggest that silver was a much more valuable  metal in the ancient Middle East than it is today.