try this: https://www.craftylittlegnome.com/permanently-kill-grass-weeds/
A few drops per gallon is enough, but I just use the vinegar without adding Dawn or Epsom salts.
For what purpose are you mixing them?
Hi Peggy. I would like to share a wonderful resource with you. If you ever want to see older projects again, just click on the small blue house at the top of this page, left-hand corner, old projects will come up for you. Also, check out "Explore Projects" for even more. Good luck Peggy.