germanphysics
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I'm studying biology . I speak: English, German, Spanish and Italian (a bit). I'm interested in particle physics, programmed cell death and at all a huge field of genetic researches.
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Questions Asked
germanphysics:
Group Title
How do I solve the following equation for n?
updated 4 months ago
32 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I produce auxotroph bacteria f.E. K12?
updated 4 months ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Can somone explain me the single steps for interpreting a GC-MS diagramm? So, what exactly will be next after I got the spectrum? thx
updated 8 months ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Is this correct for the energy of torsion for 2-Methylbutan?
updated one year ago
5 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
How do I calculate the relative share of a molekule from his reaction speed?
updated one year ago
1 reply
1 Medal
Mathematics
germanphysics:
Group Title
Why is this structure not a meso structure?
updated one year ago
2 replies
1 Medal
Mathematics
germanphysics:
Group Title
Which kind of Elimination proceeds in this reaction?
updated one year ago
1 reply
No Medals Yet
Mathematics
germanphysics:
Group Title
Why does (2R,3E)-pent-3-en-2-ol look like this? Why has the double bound not the smallest number?
updated one year ago
2 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I know, if (S)-2-bromobutane reacts with iodid (I-) SN1 or SN2? So how can I sepperate those competitive Reactions, when it comes to …
updated one year ago
14 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I name a heterocycle in organic chemistry? I know how to name a substituent but how does ist work with a heterocycle or is it simply …
updated one year ago
3 replies
1 Medal
Mathematics
germanphysics:
Group Title
Does the ideal gas has a mass? Is a System with pV=nRT always an ideal gas?
updated one year ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Two cars are starting. Both are accelerating with a constant acceleration. After t=15s car 2 is 200m ahead of car 1. How large is the veloci…
updated one year ago
6 replies
1 Medal
Mathematics
germanphysics:
Group Title
In how many parts does a restrictionendonuclease which recognition sequenz is 6 bp long cut a 50.000 bp DNA vector? (Every base has the same…
updated one year ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Hi! Can anyone explain me how to calculate the activity of an oxidant/reductant? I have to calculate a silver/silver chloride electrode in p…
updated one year ago
3 replies
1 Medal
Mathematics
germanphysics:
Group Title
Is there anyone who studies at the California Institute of Technology and knows about the specific research topics of it's biophysical insti…
updated one year ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Why is KCl a better salt-bridge than NaCl?
updated one year ago
4 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
Actually, my question is about physical-chemistry... How do I calculate the middle activitycoefficient?
updated one year ago
2 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
Actually, my question is about physical-chemistry... How do I calculate the middle activitycoefficient?
updated one year ago
2 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
I have the Following profblem, that i still don't get...
updated one year ago
15 replies
2 Medals
Mathematics
germanphysics:
Group Title
If I have an electric circuit with two consumers P1= 80 W and P2=40W, the are parallel and the voltage U=120 V, what is the resistance of bo…
updated one year ago
1 reply
2 Medals
Mathematics
germanphysics:
Group Title
I have the following task, but I think the solution, which was given, is wrong:
updated one year ago
No Medals Yet
Mathematics
germanphysics:
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Spring calculation: Acos(wt+phi). How is this derived? And why follows for the deflection: x=(0,100m)*cos (8,08t) ? (D=19,6 N/m; w=8,08s^-1 …
updated one year ago
2 replies
2 Medals
Mathematics
germanphysics:
Group Title
Can somone explain me the following?
updated one year ago
30 replies
1 Medal
Mathematics
germanphysics:
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I have a problem: Why is:
updated one year ago
4 replies
1 Medal
Mathematics
germanphysics:
Group Title
The eye of a bird has a resolution for things not smaler than 2*10^-4 rad. How small can an object be, to be just recognized in a flying hig…
updated one year ago
1 reply
No Medals Yet
Mathematics
germanphysics:
Group Title
How can I derive, what kind of inertia formula I have to take?
updated one year ago
5 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
How can I calculate the maximum charge a capacitor can receive and then the time it takes to get 90% of the max. charge?
updated one year ago
2 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
I have a question: How do I calculate the relative proportion in a molecule with just the relative reaction rate? For Example: A=5 ; B=4 ; C…
updated one year ago
No Medals Yet
Mathematics
germanphysics:
Group Title
A roller coaster starts at point y1=55m and only gets it to 37m at the second hill. The total distance is 520m and the wagon weights 1300 kg…
updated 2 years ago
2 replies
2 Medals
Mathematics
germanphysics:
Group Title
Simple Question, but I don't get it at the moment -.- (4m-3)/(6m+8) = 3 => Solve the equation. (Pls. answer with explanation)
updated 2 years ago
5 replies
2 Medals
Mathematics
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