I would appreciate if someone could advice me on a good textbook for year 12 physics because i find my current year 11 textbook useless. Would i need to have an extra book for just pure questions?
Im looking for a text book for year 12 biology. I would appreciate it if someone could name me a great text book to use. What do you think of having another book on the side for just pure questions?
Question on Potassium and Sodium
how is the atomic structure of sodium and potassium related to the difficulty of extracting them from their compounds? i need help A.S.A.P please