A level chemistry exam Study guides, Class notes & Summaries
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AQA A Level & AS Level Chemistry - Required Core Practical Summary Notes (Methodology, Analysis, Results and Observations)
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This document is a detailed and extensive guide for all of the 12 required practicals for AQA A level and AS Level chemistry. Revising the core practicals for exams can be difficult, so I prepared a resource which not only contains the method for each practical but also highlights where specific equipment/techniques/chemicals are being used and explains WHY it is being used (learning these will make core practical-related questions significantly easier). Key observations have additionally been h...
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Oregon State Board Exam - Esthetics (2023)Solved And Already Graded A+
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Oregon State Board Exam - Esthetics (2023)Solved And Already Graded A+ 
Oregon State Board Exam - Esthetics (2023)Solved And Already Graded A+ 
 
The muscles that respond automatically to control various body functions are: 
 
anterior 
striated 
voluntary 
non-striated - Answer non-striated 
 
Bacteria are single cells that are circular, spiral or: 
 
rod- shaped 
square-shaped 
angular-shaped 
triangular- shaped - Answer rod- shaped 
 
Disease-producing bacteria are called: 
 
virus 
microbes ...
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OCR A Level Chemistry Exam 2024
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OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR A Level Chemistry Exam 2024OCR ...
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OCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY ORIGINAL 2024 EXAM 100 % COMPLETE QUESTIONS AND ANSWERS A+ SCORE GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS.
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OCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY 
 ORIGINAL 2024 EXAM 100 % COMPLETE QUESTIONS AND ANSWERS 
A+ SCORE GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS. 
1	Which substance contains polar molecules? 
 
A	C2H4 
B	CO2 
C	NCl 3 
D	SF6 
Your answer	 	[1] 
 
 
2	What is the formula of silver carbonate? 
 
A	AgCO3 
B	Ag(CO3)2 
C	Ag2CO3 
D	Ag3CO3 
Your answer	 	[1] 
 
 
3	Which statement explains why ice is less dense than water? 
 
A	Hydrogen bonds are stronger in ice than in water. 
 
B	H...
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Board of Cosmetology (PSI) Written Exam Prep| Q-Bank| Questions With Verified Answers ( Pass 2024| Graded A
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Board of Cosmetology (PSI) Written Exam Prep| Q-Bank| Questions With Verified Answers ( Pass 2024| Graded A 
Store disinfected implements in? (Ans: - Clean, dry & cover containers 
 
The chemical process whereby cells are nourished & carry out their activities is? 
(Ans: - Metabolism 
 
Study of the structure, function, & diseases of the muscles? (Ans: - Myology 
 
Muscles that control movement of fingers & hand? (Ans: - Muscles of the forearm 
 
The federal agency that regulates & enforces...
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OCR A Level Chemistry Exam Questions and Mark Scheme 4
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OCR A Level Chemistry A (H432) Chemistry B (H433) 
PAG 2: Acid-base titration 
Exam Questions and Mark Scheme 
1. The equation for the reaction of aqueous phosphoric(V) acid, H3PO4, with aqueous sodium 
hydroxide, NaOH(aq) is shown below. 
H3PO4(aq) + 3NaOH(aq) → Na3PO4(aq) + 3H2O(l) 
25.0 cm3 of a 0.200 mol dm−3 H3PO4(aq) is titrated with 0.600 mol dm−3 NaOH(aq). 
Which statement is correct? 
A. The end point occurs when 25.00 cm3 of NaOH(aq) has been added. 
B. The end point occurs when ...
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OCR A Level Chemistry Exam Questions and Mark Scheme 2
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OCR A Level Chemistry A (H432) Chemistry B (H433) 
PAG 5: Synthesis of an organic liquid 
Practice Exam Questions and Mark Scheme 
1. Ethanol is oxidised to ethanoic acid using acidified potassium dichromate(IV) solution. The reaction 
is heated under reflux using the equipment shown in the diagram below. 
What is the reason for heating under reflux? 
A. to ensure even heating 
B. to prevent any substances escaping 
C. to boil the mixture at a higher temperature 
D. to allow efficient mixing 
Yo...
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A Level Chemistry Paper 1, 2 & 3 Chemistry Exam 2022 Updated Version
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A Level Chemistry Paper 1, 2 & 3 Chemistry Exam 
2022 Updated Version 
 
Quantitative analysis 
Read through the whole method before starting any practical work. Where appropriate, prepare a 
tablefor your results in the space provided. 
Showy 
i 
ourworkingandappropriatesignificantfiguresinthefinalanswertoeachstepofyourcalculations. 
1 Bleachismadebyreactingchlorinewithacoldsolutionofsodiumhydroxide.Thisreactionproduces sodium 
chlorate(I), NaClO. 
Cl2(aq) + 2NaOH(aq) NaCl O(aq) + NaCl (aq)...
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OCR A Level Chemistry Exam Questions With 100% Correct Answers
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OCR A Level Chemistry Exam Questions 
With 100% Correct Answers 
Acid - answerA species that is a proton donor. 
activation energy - answerThe minimum amount of kinetic energy that particles need to have 
in order to react when they collide 
addition polymer - answerA very long molecular chain formed by repeated addition reactions 
of many unsaturated alkene molecules (monomers). 
addition polymerisation - answerThe process in which unsaturated alkene molecules 
(monomers) add on to a growing po...
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OCR A Level Chemistry Exam With Verified Solutions
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OCR A Level Chemistry Exam With Verified Solutions...
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A LEVEL CHEMISTRY EXAM WITH COMPLETE SOLUTIONS alkali - A type of base that dissolves in water forming hydroxide ions, OH- (aq) ions. alkanes - The homologous series with the general formula: CnH2n+2. alkyl group - An alkane with a hydrogen atom remove
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A LEVEL CHEMISTRY EXAM WITH COMPLETE SOLUTIONS 
 
alkali - A type of base that dissolves in water forming hydroxide ions, OH- (aq) ions. 
 
alkanes - The homologous series with the general formula: CnH2n+2. 
 
alkyl group - An alkane with a hydrogen atom removed, e.g. CH3, C2H5; alkyl groups are often shown as 'R'. 
 
amount of substance - The quantity whose unit of the mole. Chemists use 'amount of substance' as a means of counting atoms. 
 
anhydrous - A substance that contains no water mo...
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OCR A level Chemistry Exam With Questions And Answers Graded A+
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OCR A level Chemistry Exam With Questions And Answers Graded A+...