Separation Techniques QUIZ Questions 1 Which technique can be used to separate 2 liquids with different boiling points? Distillation
2 Which liquid, water or alcohol, has a lower boiling point (and boils first)? Alcohol 3 Which
technique separates substances based on how well they dissolve in a particular solvent? Chromatography 4 In felt-tip pen chromatography
which colour of pen was actually a mixture of the MOST colours of ink? Black 5 In the diagram below which spot was most soluble (i.e. dissolved best) in the solvent?
Spot A Spot B Spot C x Spot A 6
In chromatography of biro pen ink which solvent was best to carry the ink up the paper? Meths 7 What do we call a substance that cannot dissolve in a solvent?
Insoluble 8 Which technique can be used to separate an insoluble solid from a liquid? Filtration 9
Which technique can be used to separate a soluble solid from the liquid it is dissolved in? Evaporation 10 A Put the following 6 steps for
separating sand and salt into the correct order Heat filtrate to evaporate off the solvent (water) B Pour salt water filtrate into an evaporating basin on a tripod over a Bunsen burner C Filter to remove the insoluble sand D Place the sand/salt mixture into a beaker and
add water E Allow basin to cool & collect salt F Stir to allow the salt to dissolve in the water D F
First Normal Form (1NF) Only those attributes that describe the entity are included in that entity. Each entity has a primary key (PK) Each attribute is the smallest unit that would be included in a query
DLCO (Diffusion capacity for carbon monoxide) Measures the ability of the lungs to transfer o2 to the blood. Restrictive disease (helps with ddx) Reduced lung volumes with reduced DLCO suggests what? Interstitial lung disease. Reduce lung volumes with normal dlco...
Os processos de manutenção não estão padronizados, sem IC e IV. Mapear/estruturar os processos de manutenção. Planos de manutenção precisando ser revisados. Os planos de manutenção praticamente não sofrem revisão em função disso não atendem as necessidades dos equipamentos em...
EXERCISE PHYSIOLOGY. Wednesday, January 25, 2012. The Circulatory System. ... Q = SV x HR. Calculate the cardiac output for an athlete with a SV of 85mL and HR of 155 b/min. Wednesday, January 25, 2012. The Heart. Answer: Q...
Pointillism-like. Background: Curvelet Decomposition. Directional filter bank.(a) Frequency partitioning where l=3 and there are 23 = 8 real wedge-shaped frequency bands. Methods: Algorithm. Take 2 input images, how to combine them? Tale contourlet transform of each.
Mandalas Mandala is the ancient Sanskrit word for "circle" or "center". Mandalas are created within many cultures, and are believed to represent wholeness and harmony, the life cycle, the cosmos, and the visible world around us as well as the...
Port Assignment. Insns. get port assignment at dispatch. For unique resources. Assign to the only viable port. Ex. Store must be assigned to Port 1. For non-unique resources. Must make intelligent decision. Ex. ADD can go to any of Ports...
Gravity of all objects were attracted to the earth, which suggested to him that the . earth must be the center. He thought the Earth did not move because objects fell in . the same place if thrown up in...
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