Polyesters Samenvattingen, Aantekeningen en Examens

High Giant ionic structures melting point/ boiling point Closely packed lattice arranged by the attraction between oppositely charged ions Giant ionic structures structure The electrostatic attraction between oppositely charged ions is very strong so requires a lot of energy to overcome Why do giant ionic structures have high mps/bps? The stronger the forces of attraction The higher the charges of the ions in a giant ionic structure ... 4 How many other atoms is ...

BSG Quiz 1, Business Strategy Game Quiz 1, Business Strategy Game Quiz 1 Questions with correct Answers 2023 The company currently has production facilities to make athletic footwear in a. Taiwan, India, Brazil, and Middle East. b. North America and Asia-Pacific. c. Asia-Pacific and Latin America. d. the Middle East and China. e. North America and Latin America. b. North America and Asia-Pacific. Which one of the following is not a factor in determining a company's unit sales an...

Test Bank for Organic Chemistry 4e 4th Edition by David R. Klein. ISBN-13: 9594 Full chapters test bank PDF TABLE OF CONTENTS 1 A Review of General Chemistry: Electrons, Bonds, and Molecular Properties 1 1.1 Introduction to Organic Chemistry 2 1.2 The Structural Theory of Matter 3 1.3 Electrons, Bonds, and Lewis Structures 4 1.4 Identifying Formal Charges 7 1.5 Induction and Polar Covalent Bonds 8 1.6 Reading Bond-Line Structures 11 1.7 Atomic Orbitals 14 1.8 Vale...

AC-HPAT Chemistry Exam Questions And Answers (Updated And Verified) Double-displacement reaction - answerA double displacement reaction, also known as a double replacement reaction or metathesis, is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products Precipitate - answerprecipitate is an insoluble solid that emerges from a liquid solution. The emergence...

AC-HPAT Chemistry Questions With Complete Solutions. double-displacement reaction A double displacement reaction, also known as a double replacement reaction or metathesis, is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products Precipitate precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from sol...

ouble-displacement reaction - A double displacement reaction, also known as a double replacement reaction or metathesis, is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products Precipitate - precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solution is called precipitation. Often the precip...

Uitleg/samenvatting over hoofdstuk 11 kunststoffen, van het scheikunde boek chemie overal havo 5. Uitleg met voorbeelden en plaatjes. Ook handig als je niet het boek chemie overal gebruikt, want dit is examenstof! Leer alles over polymeren.

NACE EXAM 1(verified answers) graded A+ already passed !2023 Anode - correct answer the electrode of an electrochemical cell at which oxidation occurs? Anode - correct answer Electrons flow away from the ______ in the external circuit. Anode - correct answer Corrosion usually occurs and metal ions enter the solution at the ______? Cathode - correct answer The electrode of an electrochemical cell at which reduction is the principal reaction? Cathode - correct answer Electrons flow ...

This document contains detailed notes on polyesters and polyamides

0 1 This question is about ethanedioic acid (HOOCCOOH) and the ethanedioate ion (−OOCCOO−). 0 1 . 1 Ethanedioic acid reacts with propane-1,3-diol (HOCH2CH2CH2OH) to form a polyester. Draw the repeating unit of this polyester. [2 marks] 0 1 . 2 Explain why polyesters are biodegradable but polyalkenes are not biodegradable. [2 marks] 0 1 . 3 Sodium ethanedioate is used to find the concentration of solutions of potassium ...