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A level OCR A chemistry Questions & Correct Answers- Latest updated Graded A+ Passed

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35 pages

Written in 2025/2026

Grade A+

cornela

A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers

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18 pages

Written in 2023/2024

Grade A+

Ryy

Master Foundations in Chemistry for your A Level OCR A exam with this 2025 updated study guide. Covers atoms and reactions, electrons and bonding, acids and redox, and amount of substance. Includes practice questions and test bank exercises designed to help you score 100% on exams and quizzes. Build a strong chemistry foundation and achieve top grades with confidence.

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2 pages

Written in 2026/2027

Grade A+

davischemei

OCR A level Chemistry - Inorganic/Physical Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed

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7 items

ScholarsAscend

rate of reaction ֎ -:- the change in concentration of a reactant or product per unit time rate constant (k) ֎ -:- The constant that links the rate of reaction with the concentrations of the reactants raised to the powers of their orders in the rate equation. half-life ֎ -:- The time taken for the concentration of the reactant to reduce by half Benzene ֎ -:- a naturally occurring aromatic compound, which is a very stable planar ring structure with delocalised electrons Model ֎ -...

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28 pages

Written in 2024/2025

Grade A+

ScholarsAscend

A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers

3.0

(1)

18 pages

Written in 2023/2024

Grade A+

Ryy

A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers A Level Ocr A Chemistry Exam Questions And Answers

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18 pages

Written in 2023/2024

Grade A+

Ryy

Amount of substance equations - CORRECT ANSWERS-mass = mr x moles mol = vol x conc vol(gas) = mol x 24 (dm) PV=nRT (pressure, Pa, volume, m3, moles, -, 8.314, temp, k) Empirical formula - CORRECT ANSWERS-The simplest whole number ratio of atoms of each element in a compound Molecular formula - CORRECT ANSWERS-The number and type of atoms of each element in a molecule Celsius to Kelvin - CORRECT ANSWERSK=C+273 % yield and atom economy - CORRECT ANSWERS-% yield = (actual/ theoretical) x...

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11 pages

Written in 2023/2024

Grade A+

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