Osmolarity (mOsmol/L) - CORRECT ANSWER-[(weight in g/L)/MW] x number of
particles x 1000
mmols - CORRECT ANSWER-mg/MW
mEq - CORRECT ANSWER-(mg x valence)/MW or mmol/valence
Steps for calculating isotonic solutions with NaCl - CORRECT ANSWER-1.) Multiply
number of grams of the substance in the prescription quantity by the substance's E-
value
2.) Determine the amount (grams) of NaCl needed to make the product isotonic -->
0.9g/100mL = (x g)/(total quantity of Rx product in mL)
3.) Subtract Step 1 from Step 2... that tells you how much ADDITIONAL NaCl you need
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