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- Defined the proper use of the following laboratory glassware: 1. Pipette 2. Volumetric flask 3. Beaker 4. Filter Funnel 5. Reagent bottle 6. Weighing bottleThis is the laboratory apparatus used for liquid-liquid extraction. Florence flask Volumetric flask Separatory funnel evaporating dishIn its natural form,_______ is in the form o blue crystals.
- a statement about the scale of plastic production and how this has changed over time using simple lanaguge becsuse it is writte for kids. a statement about the scale of plastic production and how this has changed over time using complex lanaguge.PART3-1ABORATORY FQUIEMENT FQUIPMENTNAME FUNCTION To hold test tubes. Attaches to a retort stand to support glassware being heated. To pour liquid from a large container into a small container. To provide a flame during an experiment. To light the Bunsen burner. To attach test tubes to a retort stand. To clean substances out of a test tube. To hold a hot crucible or flask. To hold a hot test tube. To place on the lab bench to prevent burning or to use with ring clamp. To transfer small amounts of liquid. To grow bacteria or contain small experiments. To hold liquids. To measure liquids. To contain experiments (a stopper can be used to close the flask). To hold a hot beaker. To perform an experiment with a different substance in each well. To hold chemicals and perform experiments in. To scoop and transfer small amounts of substances. To stir during experiments that involve mixing or dissolving.Question 1 Based on density, which of these four plastics would be expected to sink in water? Note: Use the Separating Plastics by Density Infographic to answer this question. PETE PP PS HDPE Of the four chemicals listed below, which two are the least environmentally-friendly? Note: Use the Separating Plastics by Density Infographic to answer this question. Methanol Saturated sodium chloride Isopropanol Ethanol Which of the following plastics would be expected to sink in saturated sodium chloride? Note: Use the lIdentifying Plastics by Density Infographic to answer this question. PP PS HDPE PETE
- PART 3- LABORATORY EQUIPMENT EQUIPMENT NAME FUNCTION To hold test tubes. Attaches to a retort stand to support glassware being heated. To pour liquid from a large container into a small container. To provide a flame during an experiment. ones To light the Bunsen burner. To attach test tubes to a retort stand. To clean substances out of a test tube. To hold a hot crucible or flask. To hold a hot test tube. To place on the lab bench to prevent burning or to use with ring clamp. To transfer small amounts of liquid. To grow bacteria or contain small experiments. To hold liquids. To measure liquids. To contain experiments (a stopper can be used to close the flask). To hold a hot beaker. To perform an experiment with a different substance in each well. To hold chemicals and perform experiments in. To scoop and transfer small amounts of substances, To stir during experiments that involve mixing or dissolving.Select 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.…Identify the characteristics of a good recrystallization solvent. Select one or more: Dissolves a chemical sample well at high temperatures. Is not an organic liquid with a low boiling point. Does not dissolve a chemical sample well at high temperatures. Does not dissolve a chemical sample well at low temperatures. Dissolves a chemical sample well at low temperatures.
- true or false A desirable solvent should be highly pure, commercially available, low viscosity and low reactivity.What does the term "decant" mean in this lab (i.e. decanting a dry organic solution into a tared round bottom flask)? O adding an organic solvent to a mixture to precipitate out impurities O adding a drying agent to a mixture to remove water O rinsing a flask with water to aid in transferring pouring a liquid off a solid so that the solid remains in the original container or vessel O transferring a liquid and a solid into another flaskWhat liquid is usually used and measured when calibrating glassware? a. Water with detergent O b. Brine solution O c. Mineral water O d. Distilled or deionized water