Revise AS OCR Chemistry (inc. Salters) is a comprehensive study and revision guide containing everything you need to achieve the AS grade you want. It will support your studies throughout the course and act as the ultimate revision aid as you prepare for your exams. *Expert advice on studying, coursework and revision *Key points highlighted to consolidate your learning *Progress check questions to test recall and understanding *Sample questions and model answers reveal what examiners are looking for *Exam questions with answers for that crucial exam practice *Written by AS examiners