1. Online libraries and repositories: Many universities and institutions offer online access to their library resources. Some popular online libraries include Project MUSE, JSTOR, and the Directory of Open Access Journals DOAJ . You can also check out the Internet Archive and Google Books for free access to some chemistry textbooks and resources.2. Open Educational Resources OER : OER are freely accessible, openly licensed materials that can be used for teaching, learning, and research. Some popular OER platforms for chemistry resources include OpenStax, MERLOT, and MIT OpenCourseWare.3. Educational websites and blogs: Many educational websites and blogs offer free chemistry resources, including articles, videos, and interactive simulations. Some popular websites include Khan Academy, Coursera, and Chemistry LibreTexts.4. YouTube channels: There are several YouTube channels dedicated to teaching chemistry concepts and techniques. Some popular channels include Crash Course Chemistry, The Organic Chemistry Tutor, and Professor Dave Explains.5. Online forums and discussion groups: Join online forums and discussion groups related to chemistry, such as Reddit's r/chemistry or the Chemistry Stack Exchange. These platforms allow you to ask questions, share resources, and connect with other chemistry enthusiasts.6. Social media: Follow chemistry-related accounts on social media platforms like Twitter, Facebook, and Instagram. These accounts often share resources, news, and updates related to chemistry.7. Mobile apps: Several mobile apps are available for learning chemistry concepts and practicing problems. Some popular apps include Chemistry by Design, Elemental, and ChemDoodle Mobile.8. Contact professors or teachers: Reach out to chemistry professors or teachers at local schools or universities. They may be able to provide you with access to resources or recommend materials for self-study.9. Online bookstores: While physical bookstores may not be accessible, you can still purchase or rent e-books and digital versions of chemistry textbooks from online bookstores like Amazon, Barnes & Noble, or Chegg.10. Collaborate with peers: Connect with other chemistry students or enthusiasts through online platforms, social media, or local clubs. Sharing resources and working together can help you access more materials and enhance your learning experience.