Exam (elaborations)
Combined Science AQA - Chemistry - GCSE Paper 2 Content 2022 - Practice Questions And Answers
- Course
- Institution
Combined Science AQA - Chemistry - GCSE Paper 2 Content 2022 - Practice Questions And Answers What is a pure substance? - ANS-A single element or compound, not mixed with any other substance In a reversible reaction, if the forward reaction is exothermic, the backward reaction is...? - ANS...
[Show more]