zoom:11
zoom:11


Author Comment Last activity Moderation
SomyaSinghal "Hello @cess , I have updated the responsive(mobile) view of infragram.org in my proposal. Could you please review it and suggest the changes? " | Read more » about 1 month ago
SomyaSinghal "Thanks you so much @cess , for appreciating my work and giving detailed feedback. Yes, I also think that in responsive view, some elements could be..." | Read more » about 1 month ago
cess "as deadline is near, I do not expect you to implement the feedback now: this is smth you can think about or work on later Hi @SomyaSinghal, I real..." | Read more » about 1 month ago
SomyaSinghal "Hello @mathildaudufo @warren, this is my proposal for Outreachy Summer 2022. Could you please review it? " | Read more » about 1 month ago
Ag8n "The data shows that natural titration indicators with long shelf life (90 days) do exist ( see the Hippeastrum note above). However, Red cabbage d..." | Read more » 4 months ago
Ag8n "The research shows that natural titration indicators, with good shelf life, do exist ( see Hippeastrum, above). However, Red cabbage does not appe..." | Read more » 4 months ago
Ag8n "The acid (from the pH 3 solution ) for the cabbage indicator could mess up some titrations. A blank might need run(and, depending on the titration..." | Read more » 4 months ago
Ag8n "Clarification. Acidic media is pH 3. " | Read more » 4 months ago
Ag8n "Check this reference: "Evaluation of red cabbage dye as a potential natural color for pharmaceutical use" by Neela Chigurupati, et. al. Industrial..." | Read more » 4 months ago
Ag8n "Some natural indicators can have shelf lives of up to 90 days in solution. See "Hippeastrum hybridum anthrocyanin indicators of acid - base titrat..." | Read more » 4 months ago
Ag8n "Interesting paper on this same subject. " Application of Butterfly Pea extract as an indicator of acid - base titrations " by Nyi Mekar Saptarini ..." | Read more » 4 months ago
hunternick363 "This is a nice and simple method of measuring the PH of a solution. I remember these kinds of experiments we used to do in science class. We have t..." | Read more » 4 months ago
stevejohnson "thanks for the information " | Read more » 4 months ago
Ag8n "For a couple other reads, look up "The Effect of pH on Color Behaviour of Brassica oleracea Anthocyanin" in Journal of Applied Sciencies, volume 11..." | Read more » 4 months ago
bhamster "I did this! We tested vinegar, baking soda, lemon juice, pickle juice, and carbonated water. A lot of acids easily available in the kitchen. Then w..." | Read more » 4 months ago
alejobonifacio "Hi @Ag8n! Thanks for your reply! I had this cabbage solution in fridge almost a week and I didn't see an appreciable color change. I don't know if ..." | Read more » 4 months ago
Ag8n "First, I'd like to thank Alejo for posting this page. It is very helpful. Then, I' d like to refer you to the comments page in compound chem ( da..." | Read more » 5 months ago
imvec "Thanks @amocorro ;D " | Read more » over 1 year ago
amocorro "Congrats @imvec for another successful event! " | Read more » over 1 year ago
CHIRoofing "Hope after COVID 19 issues this event will resume its program. So that the important concerns will address. For roofing services, our roofing Cinci..." | Read more » about 2 years ago
jabbar12 "http://coronavirus.result.pk/ many events cancelled due to this virus see hoe many died " | Read more » about 2 years ago
stevie " @stevie has marked @pat as a co-author. " | Read more » about 2 years ago