Soil sampled down to 1.8 m was mixed together then analyzed, and found to have 3.0 g C/kg on average. If the soil bulk density was 1.1 g/cm3 (same as Mg/m) what is the SOC stock in Mg C/ha? Round to the nearest whole number.
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- - attempt- Q5: Select the correct answer for the following multiple-choice questions: 1. Asphalt penetration test can measure a. Consistency b. Aging c. Tension properties d. Safety 2. An emulsifier is commonly used to produce a. Tack coat b. Prime coat c. Emulsified asphalt d. Tar 3. The quality of performance of a soil as a subgrade material and group index are a. Inversely proportional b. Not related c. Directly proportional d. All of the above 4. The sieve that separates fine and coarse aggregates in asphalt mixture design is d. No.40 c. No.10 5. Kerosene is used as a solvent to produce a. Tar b. Emulsified asphalt c. Cutback asphalt a. No.200 b. No.4d. Oxidized asphaltIf a patient added a 17-g measured dose of polyethylene glycol 3350 (miralax) to 180 mL of water to use as a laxative. If the given volume of the resultant mixture was 195.6 mL. Now, determine the apparent density of polyethylene glycol 3350 and the specific gravity of the mixture.A 400 mL sample of water is filtered through a pre-weighed filter. After drying to constant weight at 105 ° C, the filter is reweighed, it is determined that the mass had increased by about 142.8 mg. Determine the parts per million of suspended solids in water.
- What is the molarity of a concentrated solution of sulfuric acid with a specific gravity of 1.84 and 95.0% by weight sulfuric acid? specific gravity = density of substance at certain temp/density of water at 4 degrees C the density of water is 0.999973 g/mL at 4 degrees celsius. Describe how to prepare 3.0 L of 0.100M. I will pipet ______ and add this to 200mL water. The solution will be stirred and diluted to 3L with water.The medication order reads 600.0 mL of D5W (also known as 5% dextrose in water) containing 24,000 heparin units is to be infused at a rate of 7.0 mL per hour. How many heparin units per hour is the patient receiving?SK weighs 23 kg and mom reports that he consumed 2 tubes of toothpaste that were each 130 g with 0.14% fluoride. What is the total fluoride dose, in mg/kg?
- if 500 mL mineral oil are used to prepare a liter of mineral oil emulsion, how many grams of the oil, having a specific gravity of 0.87, would be used in the preparation of 1 gallon of the emulsion?Given the following data forMass of test tube, beaker and cyclohexane = 100.17 gMass of test tube and beaker = 84.07 gFreezing point of cyclohexane = 6.59 oCMass of weighing paper + naphthalene =1.080 gMass of weighing paper = 0.928 gFreezing point solution = 5.11oCKf = 20.8oC/mDetermine the followinga. mass of cyclohexane in g (2 decimal places); _____b. mass of naphthalene in g (4 decimal places); _____c. freezing point depression (2 decimal places); _____d. molality of solution (3 significant figures); _____e. moles of naphthalene (3 significant figures); _____f. molar mass of naphthalene, experimentally (3 significant figures); _____g. % error if theoretical molar mass of naphthalene is 128.17 g/ mole, USE ABSOLUTE VALUE (3 significant figure); ____In measuring the surface tension of a liquid (drop weight method), 20 drops of the liquid (r=0.2cm) falling apart from the tip whose diameter is 0.4cm were found to weigh 0.95 gram. What is he surface tension of the liquid? Show complete solution, and round the final answer up to 4 decimal places.
- To determine the organic material in a dried lake bed, the percent carbon by mass is measured at two different locations. To compare the means of the two different locations, it must first be determined whether the standard deviations of the two locations are different. Location 1 standard deviation: 0.050 Location 2 standard deviation: 0.34 What is the calculated ? value for comparing the standard deviations?GIven the following Salinity (S) and Freezing Temperature F tables we can expect for a salinity of 27.5 a freezing temperature of ? enter value S F 0 32.00 10 31.10 20 30.10 25 29.60 30 29.10 35 28.60A 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?