Which of the substances observed are elements? A. S, Fe, O , Sr, and Al B.S,Q,, and LİF C.N204, , and LIF D.NQ, Fe, Sr, and AL PLEASE HELP IM IN CLASSS

Which of the substances observed are elements? A. S, Fe, O , Sr, and Al B.S,Q,, and LİF C.N204, , and LIF D.NQ, Fe, Sr, and AL PLEASE HELP IM IN CLASSS

asked Nov 1, 2020 1.8k views

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