Avogadro Study guides, Class notes & Summaries
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A-level Physics data and formulae
- Summary • 12 pages • 2023
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Quantity speed of light in vacuo permeability of free space permittivity of free space 
magnitude of the charge of electron the Planck constant 
gravitational constant the Avogadro constant molar gas constant 
the Boltzmann constant the Stefan constant 
the Wien constant electron rest mass (equivalent to 5.5 × 10–4 u) 
magnitude of electron charge/mass ratio proton rest mass 
(equivalent to 1.00728 u) 
 
proton charge/mass ratio 
 
neutron rest mass (equivalent to 1.00867 u) 
gravitational fi...
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A Level Physics AQA Definitions
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absolute zero 
Lowest possible temperature, 0K, object has minimum internal energy. 
 
 
 
acceleration 
Change of velocity per unit time. 
 
 
 
 
 
 
00:31 
 
01:24 
activity of radioactive isotope 
Number of nuclei of the isotope that disintegrate per second. 
 
 
 
Becquerel (Bq) 
Unit of radioactive activity, 1Bq = 1 disintegration per second. 
 
 
 
amplitude 
Maximum displacement from equilibrium of oscillating object. 
 
 
 
angular displacement 
Angle an object in circular motion turns ...
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AS Chemistry Paper 1 – Inorganic and Physical Chemistry Predicted Paper 2023 with marking scheme attached.
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AQA 
AS Chemistry Paper 1 – Inorganic and Physical Chemistry Predicted Paper 2023 with markscheme attached. 
 
Name …………………………………………………………………… 
Date ………………… 
 
 
1 hour 30 minutes allowed 
You should have access to the AQA insert (periodic table and data sheet) to help with answering the questions. 
You should spend around 65 minutes on section A and 25 minutes on section B. 
 
 
 
Grade boundaries 
These are VERY rough guesses!...
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Chemistry AQA AS 2023 Exam Questions And Answers
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Chemistry AQA AS 2023 Exam Questions And Answers 
 
Absolute temperature - ANSWER Temperature measured in Kelvin 
 
Absolute zero - ANSWER The lowest possible temperature theoretically achieveable -273.15 degrees celius or zero Kelvin 
 
Acceleration - ANSWER The stage in mass spectrometry where positive ions are speeded up by an electric field 
 
Acid rain - ANSWER Rain that has been acidified by pollutants such as sulfur dioxide 
 
Actual yield - ANSWER Mass of produc...
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Chemistry Class Notes with John D. Mays "General Chemistry" textbook ISBN: 9780988322868
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Handwritten notes from a High School chemistry class throughout the whole year. These notes cover the basics of chemistry from basic measurements to balancing equations. These notes were taken in conjunction with the textbook "General Chemistry" by John D. Mays. Chapters 1-3, 5, 6, 9, and 11 are covered. 
Chapter 1: basic measurements and units 
Chapter 2: atoms and substances, Avogadro's constant, and molar mass 
Chapter 3: atomic structure 
Chapter 5: ionic vs covalent bonds, the octe...
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A-level Chemistry Definitions 100% Pass
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A-level Chemistry Definitions 100% Pass isotopes atoms of the same element with different numbers of neutrons 
atomic (proton) number the number of protons in the nucleus of an atom 
mass (nucleon) number the number of particles (protons and neutrons) in the nucleus 
ion a positively or negatively charged atom or (covalently bonded) group of atoms (molecular ion) 
relative isotopic mass the mass of an atom of an isotope compared with one twelfth of the mass of an atom of carbon-12 
relative atom...
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OCR A LEVEL CHEMISTRY A H432/01 PERIODIC TABLE,ELEMENTS AND PHYSICAL CHEMISTRY GENUINE 2024 EXAM 100% COMPLETE WITH ACTUAL ANSWERS CHECK THE LAST PAGE FOR ANSWERS.
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OCR A LEVEL CHEMISTRY A H432/01 PERIODIC TABLE,ELEMENTS AND PHYSICAL CHEMISTRY 
GENUINE 2024 EXAM 100% COMPLETE WITH ACTUAL ANSWERS 
CHECK THE LAST PAGE FOR ANSWERS. 
1	Several students titrate 25.00 cm3 of the same solution of sodium hydroxide, NaOH(aq) with hydrochloric acid, HCl (aq). 
 
One student obtains a smaller titre than the other students. Which procedure explains the smaller titre? 
A	The burette readings are taken from the top of the meniscus instead of the bottom of the meniscus. 
...
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Student Exploration: Moles GIZMO ( ALL ANSWERS CORRECT )
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Student Exploration: Moles Vocabulary: atomic mass, Avogadro constant, conversion factor, dimensional analysis, mole, molar mass, molecular mass, scientific notation, significant figures, unified atomic mass unit Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. In the image to th...
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A-Level Chemistry Paper 1 – Inorganic and Physical Chemistry Predicted Paper 2023 with Marking scheme attached.
- Exam (elaborations) • 40 pages • 2023
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AQA 
A-Level Chemistry Paper 1 – Inorganic and Physical Chemistry Predicted Paper 2023 with Marking scheme attached. 
 
Name …………………………………………………………………… 
Date ………………… 
 
 
2 hours allowed 
You should have access to the AQA insert (periodic table and data sheet) to help with answering the questions. 
 
 
 
Grade boundaries 
These are VERY rough guesses! Getting a C on this paper does not guarantee you the same mark in the exam. 
 ...
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AQA GCSE CHEMISTRY 8462/1H Paper 1 Higher Tier Question Paper + Mark scheme [MERGED] June 2022 *jUN2284621H01* IB/M/Jun22/E10 8462/1H For Examiner’s Use Question Mark 1 2
- Exam (elaborations) • 62 pages • 2023
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AQA 
GCSE 
CHEMISTRY 
8462/1H 
Paper 1 Higher Tier 
Question Paper + Mark scheme [MERGED] 
June 2022 
*jUNH01* 
IB/M/Jun22/E10 8462/1H 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
TOTAL 
 
 Time allowed: 1 hour 45 minutes 
Materials 
For this paper you must have: 
• a ruler 
• a scientific calculator 
• the periodic table (enclosed). 
Instructions 
• Use black ink or black ball-point pen. 
• Pencil should only be used for drawing. 
• Fill in the boxes at the top of ...
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