virtual lab chemistry

 https://ee1-nitk.vlabs.ac.in/exp/determination-of-ph/index.html

 https://inoc-amrt.vlabs.ac.in/exp/acid-base-titration/index.html

 https://docs.google.com/forms/d/e/1FAIpQLSdxwWdAsGmd_sZRVFkaVTdf-KHQtWUsMbrC6_Q9TdQhFObEuQ/viewform