English for Chemists Lesson 4 pdf

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English for Chemists Lesson 4 pdf

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LOGO English for Chemists Lesson 4 GV: Châu Nhật Bằng Trường: ĐH Bà Rịa – Vũng Tàu LOGO Refining Operation  Cracking The breaking up of heavy molecular weight hydrocarbons into lighter hydrocarbon molecules by application of heat and pressure, with or without using catalysts.  Polymerization process of reacting monomer molecules together in a chemical reaction to form three- dimensional networks or polymer chains.  Isomerizationthe process by which one molecule is transformed into another molecule which has exactly the same atoms, but the atoms are rearranged .  Reforming a chemical process used to convert petroleum refinery naphthas, typically having low octane ratings, into high-octane liquid products. LOGO Prefix  De- : away, from, down dewaxing, depentanizer, dehyhrogen reaction, dethroned, devalue  Thermo- or therm- : hot Thermodymamics, thermodynamic, thermometer, thermostable  Co- : together, with co-author, coeducation, co-worker, co-star, cooperation LOGO Suffix  -ion discuss discussion, confess confession  -tion prohibit prohibition, regulate regulation  -sion explode explosion, persuade persuasion  -ssion permit permission, admit admission, succeed succession  -version convert conversion, pervert perversion  -ation alter alteration, explode exploration, hesitate hesitation  -ition Compete competition, define definition  -ption receive reception, subscribe subscription, consume consumption LOGO Pronunciation  TH sound THUMB LOGO Pronunciation Beginning  Thanks  Thick  Thunder  Thursday  Think LOGO Pronunciation Middle  Anything  Toothpick  Athletic  Mouthwash LOGO Pronunciation End  Bath  North  Beneath  Fourth  South LOGO Pronunciation  The ‘Voiced TH’ Sound Voiced ‘TH’ at the beginning of words The That They Them There This Those These LOGO Pronunciation  Clothing  Leather  Mother  Another  Weather  Northern [...]... their future - I believe that my students are very intelligent - I hope that they love studying English LOGO Grammar of sentences That-clauses are made from statements They states that science courses require a laboratory period It also points out that lad attendance is mandatory LOGO Wh-word clauses are formed from whquestion They are introduced by Whwords such as: who, when, where, what, which, how,... introduced by Whwords such as: who, when, where, what, which, how, how much, how many… Ex - I do not know where student café is - I explained how complex sentences are formed - Do you know which answer is correct? LOGO If-whether-clauses are formed from yes/no questions I don’t know whether (or not) I should teach you less An engineer determines if the measurement are correct LOGO LOGO . LOGO English for Chemists Lesson 4 GV: Châu Nhật Bằng Trường: ĐH Bà Rịa – Vũng Tàu LOGO Refining Operation  Cracking. molecules together in a chemical reaction to form three- dimensional networks or polymer chains.  Isomerizationthe process by which one molecule is transformed into another molecule which has exactly. student café is. - I explained how complex sentences are formed. - Do you know which answer is correct? LOGO  If-whether-clauses are formed from yes/no questions. I don’t know whether (or

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Mục lục

  • English for Chemists Lesson 4

  • Refining Operation

  • Prefix

  • Suffix

  • Pronunciation

  • Slide 6

  • Slide 7

  • Slide 8

  • Slide 9

  • Slide 10

  • Slide 11

  • Slide 12

  • Grammar of sentences

  • Slide 14

  • Slide 15

  • Slide 16

  • Slide 17

  • Slide 18

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