The hydrogens and oxygen of a water molecule are held together by covalent bond
Just search up how much the weight is equal to another, then multiply it, thats what i do lol sorry if im no help
It need "3 electrons" to have a stable electronic configuration.
'cause it has 5 electrons in it's outer shell & every atom needs 8 electrons. So, it requires 3 more!
Hope this helps!
<span>it is called precipitant</span>