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### 31 Cards in this Set

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 dilution use inverse proportions aliquot used for measurement of solids and liq metric sys rx primary sys of measure fried's rule for infants dose for infant age in months x adult dose / 150 clarks rule dose for child wgt (lb) x ad / 150 childs dose based on boody surface area bsa in child (m2)x ad / 1.73 m2 Molarity (M) # of moles of solute / dissolved in 1 L of soln Normality (N) # of equivalents of solute / # of liters of soln 1 equivalent of acid quantity of that acid supplies or donates 1 mole of H ions 1 equivalent of base quantity that furnishes 1 mole of OH ion 1 equivalent of acid reacts with 1 eq of base equivalent wgt atomic wgt or MW / valence molality (m) moles of solute dissolved per kg of solvent # of moles of solute/ # of kg of solvent adv of molality based on solvent wgt and avoids prob w/ vol expansion or contraction on addition of solutes mole fraction (x) ratio of # of moles of 1 component to total moles of a mixture of soln milliequivalent (meq) unit used to express the conc of electorlyte in soln to calculate meq - find MW - calculate eq wt of "KCl" - determine the meq wt w/c is 1/1000 of eq wt - calculate by dimensional analysis & proportion the conc in percentage osmotic pressure directly proportional to toal # of particles in soln milliosmole (mOsmol) unit of measure for osmotic conc nonelectrolytes 1 millimole = 1 milliosmole electrolytes total # of particles of soln is determined by the # of particle produced in soln and influenced by degree of dissociation mOsmol/L wt of subs in g/L / MW wgt in g x # of species x 1000 conc of inc solute interaxn between dissolved particles inc -> reduction of actual osmolar values isotonic soln same osmotic pressure as body fluid isoosmotic fluids fluids w/ same osmotic pressure adm to pt's hypotonic soln dec osmotic pressure than body fluids hypertonic soln inc osmotic pressure than body fluids freeaing pt depression of body fluids -0.52 degree Celsius freezing pt of soln 1.86 degree celsius 0.9% NaCl isotonic fluid NaCL equivalent represents the amt of NaCl that is equivalent to the amt of particular drug in question