Chemistry task help?
Can anyone help me with task 4? Thanks
Can anyone help me with task 4? Thanks
Hi, I don't know if you know this. There are cases for earbuds from AliExpress and they come from China. It's probably plastic and is a bit soft and I wanted to ask you what you think, whether the cases are harmful to health (plasticizers and all other substances). Here is the link And a…
I have a question about my physics textbook. The sentence: Since the W^+ and W^- bosons have charges… I don't understand why that's the case. I can explain it with W^+ because, for example, the electron has a -e charge and the W^+ has a +e charge. Therefore, the charges balance out and the neutrino…
Good evening 🌆, I still need a little help understanding the following task. I'm really looking forward to your detailed explanations 🙋♂️ The distance between two electrons is doubled. How does the repulsive force between the electrons change? It… A: is only a quarter of the size. B: halves. C: does not change. D: doubles….
Hey, Can someone explain to me why we can't directly add 10 electrons to the third shell of calcium, since the third shell can hold 18 electrons, right? With gallium, we put 18 electrons in the third shell and 3 in the fourth. I don't quite understand why we do it so differently. I would…
Hey people… I, f18, wanted to try washing my underwear myself, just out of curiosity to see how it works. Unfortunately, I couldn't find any information about the material of the underwear or any information from the manufacturer, so I wanted to ask here again how the whole thing works… I once tried washing a…
Am pKs ist die Hälfte der Base (NaOH) zugegeben, die bis zum Äquivalenzpunkt zugegeben werden muss.