DaveE's latest activity

5% HCl is 1.4 M, that's already quite concentrated in the context of just changing pH (yields pH in the zero range, that's seriously...

Physicists already know that GR doesn't work with Quantum Mechanics. It isn't 100% correct. Many are trying to figure this out. So, it's...

Even less would be what we did. But we were removing any left over lab detergent from the wash cycle. 5% would probably be fine.

Like 5% perhaps?

Any adhering soap molecules might be resolublize-able with a pH change. I have used weak acids for this (in lab, weak HCL, but at home...

I have a DIY project question. Background: I was caulking a tile to tub gap in my bathroom remodel with a silicon based caulk (Mapei...

Yes it will trip.

Yeah, some people don't like the implication of negative pressure in the word; Absolute pressure can't be negative. But to engineers...

Hello, my name is Ken. I am currently an undergrad. at Ohio State. I am interested in theoretical condensed matter and enjoy...

Hi! I am Raza from Pakistan. I am doing BS Physics and currently second last semester is going on. I have deep interest in quantum...

I thought that sounded familiar: https://m.imdb.com/title/tt0067355/

Thank you for the nomination.:smile: Congrats to all the winners.:partytime: To the mentors keeping the site running smoothly.:bow...

Thermal mass flow sensors measure mass flow, normally of a gas such as air. The output has units of mass per time, such as kg/sec...

I just recalled this snippet from him this morning, which I think is firmly within the PF zeitgeist...