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If the split vent flow is 178 mL/min for this column, what is the split ratio?
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- what is the biggest buret size that'll deliver 4.8mL with a relative error less than or equal to 0.5%The volume of the solution that can be measured with 5-10 microliter pipette and 2-20 microliter pipette is 0.005-0.01 mL and 0.002 mL-0.02 mL. The volume of the solution that can be measured with 20-200 microliter is 0.02-0.2 mL. The volume 1 mL of solution is measured with 100-100 microliter which has capacity of 0.1 mL to 1 mL. What would the display read for 0.10 mL, 0.20mL, 0.40mL, 0.60 mL, 1.0 mL read when using the micropipettes mentioned above0.2 to 1.0 mg/ml: For each concentration, a volume of 1.0 mL should be prepared. How will you prepare these standards using micropipettes and which one would you use? There is a: 0,5-10 microliter pipette; 2-20 microliter pipette 20-200 microliter pipette 100-1000 microliter pipette.
- Calculate the total flow for a 35% venture mask set at 10 liters per minute at the flow meter?If the split vent flow is 110 mL/min for this column, what is the split ratio? when average linear velocity is 104.17 cm/sec. and the column is 25 m x 0.25 mm x 0.2 umFilter paper can be added to the developing chamber to help saturate the chamber with solvent vapor. Group of answer choices True False
- _____1. Which of the ff you can NOT use to measure liquids? a) beaker b) serological pipet c) graduated cylinder d) volumetric pipette _____2. It can be used to contain samples for heating with flames >400 °C a) test tube b) O-ring c) Bunsen burner d) crucible with cover _____3. The ff can be used for boiling a solution of salt, EXCEPT a) beaker b) Bunsen burner c) Buchner funnel d) Wire gauze ____4. Which of the should be used when you want to separate OIL and WATER? a) buret b) separatory funnel c) buchner funnel d) Pasteur pipetteSelect the piece of equipment that should be used to carry out the specified task in each example. 1. Accurately measuring the volume of a liquid graduated cylinder beaker Erlenmeyer flask pipet 2. Removing solid chemicals from a reagent bottle tongs pipet beaker spatula 3. Rrecisely transferring a specific volume of solution from bne container to another pipet volumetric pipet graduated cylinder beaker 4. Holding approximately 250 mL of liquid volumetric flask buchner funnel beaker graduated cylinder 5. Heating a water bath to boiling hot plate wire gauze buchner funnel ring stand 6. Dispensing or delivering an accurately measured volume of liquid into a container graduated cylinder beaker volumetric flask burette 7. Preparing a solution that is precisely 100 mL volumetric flask Erlenmeyer flask pipet beaker 8. Cooling hot glassware spatula wire gauze burette clâmp hot plate 9. Filtering or separating a precipitate from a solution Erlenmeyer flask pipet buchner funnel tongs 10.…Order: heparin sodium 20,000 units IV in 500 mL of 0.5 NS to infuse at 1,200 units/hour. What is the flow rate in mL/h? (Enter numeric answer rounded to the nearest whole number.)
