nightmarefoxy444 nightmarefoxy444

05-06-2018
Biology

contestada

Select all that apply.

Which of the following are elements?

O2
Ca
KF
B

Respuesta :

christine66890 christine66890

05-06-2018

Ca
B

I think those are the only ones because O2 is a diatomic molecule
and KF isn't a real elemental compund

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