did this in science class
MrCrazyproduction 9 months ago
the best part was when it turned black...hellyeh
atadsatirical 9 months ago
I really needed this for my homework thx
kutus222 1 year ago
thanks for the answer lolz
runescaperzoco 2 years ago
the II mean that the ion of copper has minus 2 electrons
123yoyo123456789 2 years ago
@123yoyo123456789 +2
2XcrazymanX2 1 year ago
what does the II mean?
3421Monkeyful 2 years ago
sammmeeeee
Adsricky 2 years ago
lol same
b26luke1 2 years ago
thnx dude i needed to know that for my chemistry homework! couldnt find it anywhere but here
09Jenni09 2 years ago
did this in science class
MrCrazyproduction 9 months ago
the best part was when it turned black...hellyeh
atadsatirical 9 months ago
I really needed this for my homework thx
kutus222 1 year ago
thanks for the answer lolz
runescaperzoco 2 years ago
the II mean that the ion of copper has minus 2 electrons
123yoyo123456789 2 years ago
@123yoyo123456789 +2
2XcrazymanX2 1 year ago
what does the II mean?
3421Monkeyful 2 years ago
sammmeeeee
Adsricky 2 years ago
lol same
b26luke1 2 years ago
thnx dude i needed to know that for my chemistry homework! couldnt find it anywhere but here
09Jenni09 2 years ago