Physicain elects to re-hydrate the patient br intravenous(IV) administration of 2.0 L of 0.45% (w/v) of NaCl. 0.45%9w/v) = 0.45g/100ml

Question

Physicain elects to re-hydrate the patient br intravenous(IV) administration of 2.0 L of 0.45% (w/v) of NaCl. 0.45%9w/v) = 0.45g/100ml
A.How many grams of NaCl were given?
B.How many moles of Nacl were given?
C.What is the molarity of the NaCl solution?

DrBob222 · Answer

0.45 g NaCl x (2000/100) = ?g NaCl in 2 L. mols NaCl = grams NaCl/molar mass NaCl. M NaCl = mols NaCl/2L