Issued as a cumulative or non-cumulative L/C, the former allows for unused credit amounts to rollover into subsequent periods while the latter maintains a fixed amount of credit available each period.
average atomic mass of magnesium is 24.3 g/mole so 24.3 X 1.56 X1021 / 6.02 X1023 = .063 grams.
Magnesium is the second most abundant element inside human cells and the fourth most abundant positively charged ion in the human body. Within the bodyâs cells, it serves literally hundreds of functions.