Because metallic bonding is different than the usual covalent ( such as organic ) , ionic ( such as some minerals), in that the nuclei are more...
All one can do is give best advice one is quite certain true.
Yes, but they wouldn't pay me for saying it in plain English though :) Few would collect coins if they were all solid black .
The color of a metal is not "reflective" ~ chemistry pun~ on the nucleus content ( protons, neutrons, etc.), but on the outer cloud of electrons...
To try and give an illustration, I went back about 8-10 years and found a similar photo of mine that was taken with a Canon point and Shoot that...
A single doubling can rarely be there only. It can be the focus of a pivot point, but generally there is more doubling around it, so one can not...
There is a difference between magnification and resolution. High magnification doesn't mean a photo is detailed, Higher resolution does....
I agree with Books, not acid.
Not really, not from the beginning. Reports this week from Anthropologists DNA research showed hybrid matings of Neanderthals and Denisovan...
Since preference in "Facts" , "Truth", and "News Sources" varies with strong feelings, Do not let it go into Political discussion. Its been calm...
Put the tube in a zip lock into the freezer for an hour and then take out, remove the lid and tap gently on a cardboard or soft towel and the...
Face value , Denver mint, the FS are the initials of the designer Felix Schlag. Welcome , Jim
Wow, worse than the chinese ones of a decade ago.
Someday that may occur, it has happened more than once in my remembrance, but it may be decades and guess what the majority of the silverbugs...
Kentucky, where do you see its a hastings triplet? Amazon: is this a triplet magnifier? Answer: Don't know what that means. Single lens 10...
1. Make sure the lens are glass. Some very inexpensive magnifiers are plastic for children use and suffer from aberration. Glass Achromatic lens...
The "reasons" to buy now because they are cheaper than 10+ years ago is not a valid reason except to those who want a reason to buy. How did the...
Kurt, you can't cull a herd firing blindly over the hill, you and maybe ANAC need to get into the herd ( Youtube) and pick them off at close...
IMO, a good case that poor photograph in the original photo gave a misleading impression of the depth of ED due to lower lighting. When 'hiding' a...
You need a photo showing as most of what you observe. Probably die deterioration or wear, but photo is needed. Still worth a cent at this time :)
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