/u/Paasche's posts in /r/askscience

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Why is it that atoms that are bonded together (H20) have different characteristics than each of the individual atoms would have on their own (H and O)? Is it possible to predict how two bonded atoms will behave based on the individual characteristics of each atom?

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Why can't a ball point pen write well on certain surfaces (such as wax paper, glass, and metal), but can write well on other surfaces (such as skin, drywall and print paper)?

1 upvotes

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Does brain training work? Do 'brain training' products, like Lumosity, really increase memory, focus, and brain performance?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why is it that atoms that are bonded together (H20) have different characteristics than each of the individual atoms would have on their own (H and O)? Is it possible to predict how two bonded atoms will behave based on the individual characteristics of each atom?	3
Why can't a ball point pen write well on certain surfaces (such as wax paper, glass, and metal), but can write well on other surfaces (such as skin, drywall and print paper)?	1
Does brain training work? Do 'brain training' products, like Lumosity, really increase memory, focus, and brain performance?	1