holamiamorcd holamiamorcd

12-10-2020
Biology

contestada

What do I already know about chemical and physical properties and changes? Identifying Pure Substances Which of the following is a pure substance? Select all that apply.
A. air
B. distilled water
C. iron sulfide
D. oxygen gas
E. seawater
F. sodium chloride

Respuesta :

lastishajenkins lastishajenkins

15-10-2020

Answer: db a

Explanation:

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