Page 23 - Referance Guide For Pharmaceutical Calculations (Naplex, Fpgee and Ptce)

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275. If 10 tablets of sodium bicarbonate each 280. If the probability of failure in a Null
weighting 650 mg are crushed and added to 1000cc hypothesis is 0.2, what would be the probability of
water, what would be the concentration of drug in success?
mEqs/ml? [Molecular weight = 84 gm/mole]
a. 0.8
a. 0.12 mEqs/ml b. 0.7
b. 0.030 mEqs/ml c. 1.2
c. 0.50 mEqs/ml d. 2.1
d. 0.077 mEqs/ml
281. What is the half-life of the drug in first
276. How many cc of 2% KMnO4 solution are order kinetic if 50 mg/cc of drug remain in a
required to prepare 10 pints, 1 in 500 solution? solution after 60 minutes? (Initial concentration of
drug was 500 mg/cc)
a. 1 pint
b. 1 gallon a. 18.23 minutes
c. 1 quart b. 5.15 days
d. 1 teaspoon full c. 0.038 minutes -
d. 12.11 months
277. The ratio of ionized to unionized acetic acid
is 1. What is the pH of the solution? [pKa = 5.5] 282. The recommended therapeutic dose of
Theophylline is 20mcg/kg/day. How many 500
a. 3.5 mcg/50cc ready-infusion bags are required to fill 7-
b. 5.5 day supply? [Patient weight = 110 lbs]
c. 2.5
d. 6.5 a. 14
b. 12
278. What is the volume of 10% amino acid c. 21
solution are required to prepare a peripheral d. 30
nutrition in such a way that 55% of calories are
provided by dextrose and the rest by the amino 283. How many milligrams of KMnO4 are present
acids. The formulation should provide a total of in 1000cc, 0.02% KMnO4 solution?
1400 calories.
a. 0.2 mg
a. 1411cc b. 0.02 mg
b. 1575cc c. 2000 mg
c. 1800cc d. 200 mg
d. 1213cc
284. If 10cc, 0.1 N NaHCO3 solution is diluted
279. How much Timolol is required to dispense with water up to 100cc mark, and 20cc of the
15cc, 0.05% opthalmic solution? resultant solution is diluted with water up to 50cc
mark, what would be the final concentration of drug
a. 7.5 mg in mcg/ml? [Molecular weight = 84 gm/mole]
b. 1.5 mg
c. 3.2 mg a. 10 mcg/cc
d. 8.9 mg b. 336 mcg/cc

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