Ocr a level june 2022 - Study guides, Class notes & Summaries

OCR A LEVEL Economics H460/01 JUNE 2022 FINAL MARKSCHEME – Microeconomics. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR qualifications include AS/A Levels, Diplomas, GCSEs, Cambridge Nationals, Cambridge Technicals, Functional Skills, Key Skills, Entry Level qualifications, NVQs and vocational qualifications in areas such as IT, business, languages, teaching/training, a...

OCR A LEVEL JUNE 2022 CHEMISTRY A PAPER 3 EXAM QUESTION PAPERThese questions are from different areas of chemistry. (a) Ammonia, NH3, and ammonium nitrate, NH4NO3, are compounds of nitrogen. (i) The boiling point of NH3 is –33 °C. The boiling point of NH4NO3 is 210 °C. Explain why there is a large difference in boiling points. ........................................................................................................................................... ........................

OCR A LEVEL JUNE 2022 CHEMISTRY A PAPER 2 EXAM QUESTION PAPER