Chemistry
Page 2 out of 6.685 results
Sort by
-
Unit 1 Flashcards
- Summary • 10 pages • 2024
-
- $9.68
- + learn more
The whole of Unit 1 in an easy to understand format
-
2024 Latest Update AQA A-level CHEMISTRY Version: 1.0 Final 7405/3 Paper 3 Question Paper + Mark scheme (Merged) Expert Verified
- Exam (elaborations) • 56 pages • 2024
-
- $7.79
- + learn more
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 ...
-
2024 AQA A-level CHEMISTRY 74053 Paper 3 Question Paper & Mark scheme (Merged) MAY 2024 [VERIFIED]
- Exam (elaborations) • 54 pages • 2024
-
- $7.99
- + learn more
This question is about ethanedioic acid (HOOCCOOH) and the ethanedioate ion (−OOCCOO−). 
 
.	Ethanedioic acid reacts with propane-1,3-diol (HOCH2CH2CH2OH) to form a polyester. 
 
Draw the repeating unit of this polyester. 
[2 marks] 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
.	Explain why polyesters are biodegradable but polyalkenes are not biodegradable. 
[2 marks] 
 
 
 
 
 
 
 
 
 
 
 
 
 
.	Sodium ethanedioate is used to find the concentration of solutions of potassium manganate(VII) by titration. ...
-
AQA GCSE CHEMISTRY Paper 2 Foundation Tier MARK SCHEME FOR JUNE 2023
- Exam (elaborations) • 28 pages • 2024
-
- $17.99
- + learn more
GCSE CHEMISTRY 8462/2F Paper 2 Foundation Tier
-
AQA GCSE CHEMISTRY Paper 1 Foundation Tier MARK SCHEME FOR JUNE 2023
- Exam (elaborations) • 28 pages • 2024
-
- $17.99
- + learn more
GCSE CHEMISTRY 8462/1F Paper 1 Foundation Tier
Want to regain your expenses?
-
AQA GCSE CHEMISTRY Foundation Tier	Paper 2 QUESTION PAPER FOR JUNE 2023
- Exam (elaborations) • 55 pages • 2024
-
- $17.99
- + learn more
GCSE CHEMISTRY Foundation Tier	Paper 2
-
AQA GCSE CHEMISTRY Higher Tier	Paper 1 QUESTION PAPER FOR JUNE 2023
- Exam (elaborations) • 42 pages • 2024
-
- $17.99
- + learn more
GCSE CHEMISTRY Higher Tier	Paper 1
-
CHEMISTRY -( separating and purifying substances) EXAM 2023-2024 QUESTIONS AND CORRECT VERIFIED ANSWERS A GRADE
- Exam (elaborations) • 9 pages • 2024
-
- $10.49
- + learn more
CHEMISTRY -( separating and purifying 
substances) EXAM 
QUESTIONS AND CORRECT VERIFIED 
ANSWERS A GRADE 
 
CHEMISTRY -( separating and purifying 
substances) EXAM 
QUESTIONS AND CORRECT VERIFIED 
ANSWERS A GRADE 
 
CHEMISTRY -( separating and purifying 
substances) EXAM 
QUESTIONS AND CORRECT VERIFIED 
ANSWERS A GRADE 
 
CHEMISTRY -( separating and purifying 
substances) EXAM 
QUESTIONS AND CORRECT VERIFIED 
ANSWERS A GRADE 
 
CHEMISTRY -( separating and purifying 
substances) ...
-
SCH4U U3 thermochem. summary
- Summary • 4 pages • 2024
-
- $8.09
- + learn more
SCH4U, grade 12 thermochemistry notes summary covering systems, surroundings, motion of particles, exothermic and endothermic rxns, specific heat capacity, enthalpy, phase changes, thermochemical eqns, hess's law, multistep energy eqns. Sample problems are taken from course textbooks
-
Solutions
- Presentation • 100 pages • 2024
-
- $7.99
- + learn more
This chapter provide in depth knowledge of solution and its properties in simple and visually engaging techniques.
How much did you already spend on Stuvia? Imagine there are plenty more of you out there paying for study notes, but this time YOU are the seller. Ka-ching! Discover all about earning on Stuvia