A pharmacist is asked to weigh 140 mg of lidocaine powder on the standard balance. The maximum percent error by law is 5% and the balance states the sensitivity requirement is 3 mg. what is the minimum weighable quantity? Select one: O a. 120 mg b. 0.15 mg c. 60 mg d. 100 mg
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- 1. Calculate the experimental density of a salt solution and the percent error (same as relative error percent) using some or all the data given below. solubility of NaCl salt in water: 0.357 g/mLmass of empty graduated cylinder: 25.19g mass of graduated cylinder + salt solution: 30.47g total volume of salt solution: 4.98 mLtrue density of salt solution: 1.07 g/mLIn a gravimetric chloride analysis, it was found that 0.82g AgCl and 0.80g AgCl was obtained from an unknown that had a mass of 0.3g a. What is the mass of CL in the original sample for each b. Percentage chloride in original sample for each c. Average percent chloride d. Standard deviation e. Relative standard deviation expressed as a percenta. analytical balanceb. top-loading balancec. serological pipetted. graduated cylindere. burettef. volumetric flaskg. Erlenmeyer flaskh. beaker3. Based on the measurement uncertainty of the above instruments, which instruments would yieldthe lowest percent error?
- The pharmacist attempts to weigh 80mg of sodium carbonate on a balance having a sensitivity requirement of 4mg. Calculate the maximum potential error in terms of percentage.Given the following data, what is the molarity? Include the relative error Error is 1.0 mg or 1.0e-46. One teaspoon of sertraline 20 mg/mL must be mixed into eight fluid ounces of water before consuming. Express the final concentration of sertraline when mixed with water as a ratio strength (w/v). Rounddenominator of ratio strength (w/v) to the nearest whole number.
- One hundred grams (100 g) of water is mixed to 150 g of alcohol (density = 790 kg/m3). Calculate the SG of the total mixture. Please show all complete solution with units to its finals answer thank youWhich is an example of an indeterminate error? Wrong dilution of sample solution Overshooting endpoint Wrong calibration solution used Fluctuation in the reading of balance4. A fat sample with combination of acids contain standard hydrochloric acid for blank and sample with 8mL and 5mL respectively. The normality of the standard hydrochloric acid is 0.93N and the weight of the sample is 3 grams. Calculate the saponification value.
- The pharmacist attempts to weigh 120 mg of codeine sulfate on a balance with a sensitivity requirement of 6 mg. Calculate the maximum potential error in terms of percentage.A method to determine an antibiotic was developed and validated in a pharmaceutical company. The method allows analysis of 100 mg tablets containing 7.5 mg of the antibiotic. According to the validation data, the confidence limits are 7.50 mg± 0.04mg. How many samples will need to be analyzed for an analyst to ensure that the content of the antibiotic in a macerated sample of that drug is 7.50 mg ± 0.03 mg with 95% reliability when analyzing 100 mg of the macerated sample?A physician orders isotonic sodium lactate 5 mL/kg body mass to be delivered by IV for a 164-lb patient with severe acidosis. The IV tubing delivers at the rate of 20 drops/mL and set for a flow rate of 15 drops/min. How long should the IV be set to run for this patient?