GCSE Chemistry 3- Isotopes

[123qwe247]

i thought they are called radio active and non radio active

not stable and not satable

[SLAPFACE247]

I need help for my MOC GCSE's on isotopes and where do i come?

Youtube, thanks to whoever posted this masterpiece, helped alot.

[Onyxtitan123]

these vids are great, got my exams in a weeks time, thanks for the help.

[MrKhawal69]

i dont understand how u get the % abundance like where did u get 75 and 25 please help

[eleong04]

That's just an example I used; nothing to panic over.

[MrKhawal69]

lol i already did the test, and got 55% it sucks, i wanted 85% + FML

[eleong04]

D: Sorry I couldn't reply sooner. But no worries; I used to get even worse, like E's and D's. Once you get the hang of it for your final exams, you'll be fine; even I managed to scrape a B.

[SoFine163]

Yopur the greatest thanx. Cna't you have some morepics in your vids would making more intresting ;) BUT THANX !

[7287606]

Big help due Big help!! tanxx alot

[eleong04]

hope you did well in your exam :)

[Leechan08]

thanks for helping me out wih last day revision

[eleong04]

glad i could help. hope you did well :)