Answer to Question #52248 in Physical Chemistry for vi

Question #52248
14 Fractional distillation cannot be used to _____________. separate the components of liquid air refine crude oil test the purity of a substance separate methanol and water 15 Angstrom is a unit of ___________. elasticity velocity length mass 16 Which one of the following can be separated by adding water, stirring and filtering? Salt and copper sulphate Salt and sugar Copper and tin Sulfur and sugar 17 In order to dissolve the greatest amount of sugar in a cup of water, you should __________. use sugar crushed into small pieces, and heat the water use sugar crushed into small pieces, and cool the water use sugar in large pieces, and heat the water use sugar in large pieces, and cool the water 18 Convert 10 kg to mg. 10,000,000 mg 10,000 mg 1,000 mg 1,000,000 mg 19 Distillation can be used to separate ______________. a soluble solid from a solution a liquid from a solution a solid from a solid an insoluble solid from a solution 20 The S.I basic unit for luminous intensity is Ampere Lumin Candela volt
Expert's answer
14. separate the components of liquid air
15. length
16. Salt and sugar
17. use sugar crushed into small pieces, and heat the water
18. 10,000,000 mg
19. a liquid from a solution
20. Candela

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Assignment Expert
05.06.17, 15:10

Dear visitor,
please use panel for submitting new questions

sam
04.06.17, 03:13

The mole fraction of He in a gaseous solution prepared from 4.0 g of He, 6.5 g of Ar, and 10.0 g of Ne is _

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