Answer:
hi there!
there are currently no uses for francium outside of basic scientific research.
<em>LOL!!!!</em>
its a trick question.
This is just suggesting, and reminding you that no matter what you are dealing with you can use Avagadro's # to convert it.
(<em>Avagadro's #: </em> <u>6.022x10^23 atoms ...can be in 1 </u><u><em>moo</em></u><u>, too</u>) :-P
now math with that reminder ;-)
Covalent for the first one
The number of neutrons is different in each isotope of an element.
Answer:
The correct answer is: 'adding the coefficient 3 in front of and the coefficient 2 in front of
Explanation:
Balancing of chemical equation, in which number of atoms of reactant element on left hand side are equal to number of atoms of same element on right hand side.
First add coefficient 2 in front of ammonia.
Then add coefficient 3 in front of hydrogen gas.