Shadda14
Shadda14
31-07-2017
Physics
contestada
The rare earth elements include
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jalynneramos20
jalynneramos20
31-07-2017
Sc (21) , Y (39) , La (57) , Ce (58) , Pr (59) , Nd (60) , Pm (61) , Sm (62) , Eu (63) , Gd (64) , Tb (65) , etc (hoped that helped)
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