Chemistry, 17.04.2021 14:20, lol6998

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)

Answers: 1

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2. A 0.45g sample of mineral ore is analyzed for chromium and found to contain 0.560mg Cr2O3. Expre...