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Unit 5. Past papers, summary notes and past exam questions by topic for AQA, CIE, Edexcel, OCR and WJEC Chemistry A-levels, International A-levels, GCSEs and IGCSEs.
- OCR
For each of the papers below, there are revision notes,...
- EDEXCEL
For each of the units below, there are revision notes,...
- Unit 1
Notes || Questions by Topic || Past Papers. This page is for...
- CAIE IGCSE Chemistry
Revision for CAIE Chemistry IGCSE, including summary notes,...
- AQA
Revision for AQA Chemistry AS and A-Level from 2015,...
- WJEC (England)
Revision for Eduqas Chemistry AS and A Level Papers,...
- WJEC Eduqas
Revision for Eduqas Chemistry GCSE, including summary notes,...
- Chemistry Papers
Past exam papers and mark schemes for AQA, Edexcel, OCR,...
- OCR
Revision for CAIE Chemistry IGCSE, including summary notes, exam questions by topic and videos for each module.
3 Οκτ 2024 · The loaded labor rate is the total hourly cost to a company for an employee's labor, including not just their base hourly wage but also additional costs like benefits and overhead. Understanding this rate is essential for accurate project costing, budgeting, and pricing strategies.
Definitions and Concepts for Edexcel IAL Chemistry A-level. Transition Metals and Organic Nitrogen Chemistry. Topic 16: Redox Equilibria. Anode: Positive electrode where oxidation takes place. Cathode: Negative electrode where reduction takes place.
Revision notes on 5.1.1 Work & Energy for the CIE A Level Physics syllabus, written by the Physics experts at Save My Exams.
What is power? the rate at which work is done. What happens to a gas when it is compressed? Particles get closer together. Gas pressure increases. More collisions between particles and container.
Since work done is equal to energy transferred, power is also energy transferred per unit time. Machines, such as car engines, transfer energy from one energy store to another constantly over a period of time. The rate of this energy transfer, or the rate of work done, is power.