CHEM P5 RATIOS!!

[WellWIshER]

GUYs can someone plz xplain da ratio thing!! tht we r taking every now and then 4rm graph 4rm data etc..

like mass of mgo against mg...wt will we get 4rm its ratio mgo:mg???? :Search: :Search:

 

[WellWIshER]

some angel around hea??????

 

[zeebujha]

What we get is how much mass of MgO is formed by complete oxidation of a given mass of Mg. From that you can find the number of moles of O is a mole of Mg and this will give you the formula of magnesium oxide.