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- Given that liquid alum is used as a coagulant. Specific gravity of alum is 1.33. One gallon ofalum weighs 11.09 pounds (5.03 kg) and contains 5.34 pounds (5.42 kg) of dry alum.Determine: (a) mL of liquid alum required to prepare a 100 mL solution of 20,000 mg/L alumconcentration, (b) the alum concentration, (c) the dosage concentration of 1 mL of stocksolution in a 2000 mL Gator jar sample.• Determine alum concentration in mg/L• Prepare 100 ml stock solution having a 20,000 mg/L alum concentration• Calculate mL (y) of liquid alum to give 2000 mg• Find 1 mL of alum concentration (z) in 2000 mL sample (jar)Normality (N) of Na2S2O3 = 0.025 ml Volume of the sample = 203 ml Volume (V) of Na2S2O3 = 0.98 ml What is the dissolved oxygen in g/ml?Normality (N) of Na2S2O3 = 0.025 N Volume of the sample = 203 ml Volume (V) of Na2S2O3 = 0.97 ml What is the dissolved oxygen in g/ml?
- If the specific gravity of methyl salicylate is 1.18, how many grams of methylsalicylate would be needed to prepare two dozen 30-g tubes of ointment? Methylsalicylate 15 mLFind out the vitamin C content. Put vitamin C in sulfuric acid and then rinse with water, 250cm3. Pull out 25cm3 and put it into the Erlenmeyer flask, then put Ki and finally KIO3. I want to ask why we need to put vitamin c, KI and KIO3 in order? Then drip this solution with Na2s2O3Limits are often calculated as weight per weight. The Limit of sulfate impurity in a drug substance (weight per weight) is given as 0.5 µg of sulfate per gram of drug substance. Convert 0.5 µg of sulfate per gram of drug substance into% (wt/ wt)?
- If you purchase 1 bottle of 120 tablets of 650. mg sodium bicarbonate in the pharmacy aisle (the cheapest I found was $4.99), you are paying a significant amount of money for the bottling, capsuling and mark-up. You can purchase for $28.99 at www.amazon.com 30.0 pounds of sodium bicarbonate. How many bottles of tablets can you make out of the 30.0 lbs of NaHCO3 if you already have the capsules, labeling and bottles? If you are able to sell each bottle for $4.99 , once subtracting the $28.99 for the cost of the sodium bicarb, what is the gross profit before other bills?Calculate the equivalent weight of the following: Al3+ , Mg2+ , Zn2+, NH4+ , and Mn4+, and Fe3+ .What is the mass concentration of a liter of milk? A liter of milk weighs 1060 g and includes 1.6 percent fat.
- How many cm3 of HF(g) are needed to produce 26.0g of Na3AIF6. The density of HF (g) at 25C is 1.15g/LA bottling plant has 163,250 bottles with a capacity of 355 mL, 123,000 caps, and 33,350 L of beverage. (a) How many bottles can be filled and capped? HopHelpCh3N9(b) How much of each item is left over? L of beverage bottles caps(c) Which component limits the production? number of capsnumber of bottles volume of beverageA doctor orders that a patient receive 1.5 *10^-3 mole of sodium chloride. They only solution available contains 1.00 per mL of solution. A mole of sodium is equivalent to 58.5 g of sodium conversion factors to answer the problem.1.5*10^-3 moles * (_____g/ _____ mols) * (____mL/ _____g) * (_____L/____mL) * (____µ/_____L)