The solution is put in a flask with anti granules to allow smooth​

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have