A dog with a fifth leg or someone with and extra finger
Answer:
Explanation:
number 12 is magnesium i think which is group lla which is B alkaline earths
Well who knows what coud be in the future?the houses could be floating in the future. the cars coud run on solar energy.
so im here to tell you about the future and houses and cars.
Answer:
you work out the moles by finding the grand formula mass them you divide the actual mass by the grand formula mass: 25/160 (my grand formula mass is probably slightly different from yours) which I got 0.15625 then I times it by 32(O2) and I got 5. but my periodic table is different. it's whole numbers. ;-)
Explanation:
4.44