How many grams of oxygen are necessary for the combustion of 134 g of magnesium

Which stage of the cell cycle usually takes the longest?

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

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.