Keep a spiral notebook. Write out the problem. Attempt to solve it using your class textbook as a reference for formulas. Do not look at the PDF yet.
Don't do 3000 problems randomly. If you are failing equilibrium constants (Ch. 14), use the PDF index to find all 50 equilibrium problems. Do them consecutively. The repetition rewires your neural pathways. schaum 39-s outline of 3000 solved problems in chemistry pdf
Opening a 400+ page PDF of solved problems is intimidating. Students fail when they "read" the solutions like a novel. Here is the Schaum's Protocol for an A grade. Keep a spiral notebook
McGraw-Hill sells the official e-book. Compared to a $300 textbook, paying $20–$25 for 3000 problems is a steal. Sales frequently occur on Google Play Books, Amazon Kindle, and VitalSource. Opening a 400+ page PDF of solved problems is intimidating