kayumajoy31 kayumajoy31

18-04-2021
Chemistry

contestada

2. A 0.45g sample of mineral ore is analyzed for chromium and found to contain
0.560mg Cr2O3. Express the concentration of Cr2O3 in the sample as:
(a) Percent (%)
(b) Parts per thousand (ppt)
(c) Parts per million (ppm)
(d) Parts per billion (ppb)

Respuesta :

boydsitali85 boydsitali85

21-04-2021

Answer:

Explanation: I don't know

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