How much salt must be added to one litre of water to make a solution of normal saline?
A. 2 grams
B. 5 grams
C. 6 grams
D. 9 grams
Answer:D
How much salt must be added to one litre of water to make a solution of normal saline?
A. 2 grams B. 5 grams C. 6 grams D. 9 grams