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1 1 assignment booklet b2 unit b chemistry and the

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Assignment Booklet B2Unit B:Chemistry and the Environment6ADLC | Science 3012.Find three examples of synthetic compounds that contain aromatic rings.Indicate theirsource or importance.3
Unit B:Chemistry and the EnvironmentAssignment Booklet B2Lesson 10:Alcohols, Carboxylic Acids, and EstersUse the following information to answer question 13.Sunscreens may contain para-aminobenzoic acid (PABA).The PABA in the sunscreenabsorbs ultraviolet (UV) radiation from the Sun, which can cause damage to the skin.Afterswimming, a person must reapply a sunscreen containing PABA because PABA is water-soluble.PABA is represented by the structural diagram below.ONH2CHO±±±±±± 13.PABA can be classified as an __i__ organic compound that is __ii__ .1Value16
ADLC | Science 307±±±±±± 14.Which of the following structural formulas represents methanoic acid?1A.HO|//HCC|\HOH--B.HH||HCCOH||HH---C.O//HC\OH-D.H|HCOH|H--
Assignment Booklet B2Unit B:Chemistry and the Environment±±±±±±15.A Science 30 student places a piece of wintergreen-flavoured gum in his mouth.Scents and flavours such as wintergreen are composed of organic compounds thatare classified as1
8ADLC | Science 30Use the following information to answer question 16.Reaction EquationNames and Terms1ethanol5ester2ethanoic acid6alcohol3ethyl ethanoate7esterfication4methyl ethanoate8polymerizationNumerical Response16.Match a name or a term from the list above with each descriptor given below.Type of reaction±±±±±±±±±± (Record in thefirstcolumn)Name of compound I±±±±±±±±±± (Record in thesecondcolumn)Name of compound II±±±±±±±±±± (Record in thethirdcolumn)Classification of compound II__________ (Record in thefourthcolumn)I.II.HOHH|//||HCCHCCOH|\||HOHHH"--+-----HOHHO|||||/\HCCOCCHHH|||HHH------+1
Unit B:Chemistry and the EnvironmentAssignment Booklet B2ADLC | Science 309

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