Express this in a chemical formula. Magnesium oxide can be made by heating magnesium metal in the presence of oxygen. The balanced equation for the reaction is: 2 Mg(s) + O2 (g) → 2 MgO (s) When 10.1 g of
Mg are allowed to react with 10.5 g of O2, 10.5 g of
MgO are collected.

answer

i think the answer is a) as air pressure in an area increases, the density of the gas particles in that area decreases.

hope it

answer by yourhope:

how do models compare to real-world objects?

d. most models represent a real-world object in a simpler way.

: )

може ли да зареждате повече информация, моля

answer seismograph;