What mass of chromium is

  1. A car bumper is plated with chromium using chromium (III) ions in solution. If a current of 53.2 A flows in the cell for 49
    1. answers icon 1 answer
    2. views icon 141 views
  2. If 5.026g chromium is combined with 3.04L of chlorine gas at 0.955atmand 220C, what mass of chromium (III) chloride is produced?
    1. answers icon 1 answer
    2. Adam asked by Adam
    3. views icon 634 views
  3. A chromium compound 28.4% by mass of sodium 32.1% by mass of chromium, the rest being oxygen. Determine the empirical formula of
    1. answers icon 3 answers
    2. Ochaya asked by Ochaya
    3. views icon 770 views
  4. isotope chromium -51 has a half life of 28 days. If the original sample had a mass of 28.0 grams, what mass of chromium -51
    1. answers icon 2 answers
    2. Andrea asked by Andrea
    3. views icon 1,422 views
  5. Sort the following chromium compounds by whether the cation is chromium(II) or chromium(III). Cr2S3, Cr3P2, Crl3, CrO, CrBr2,
    1. answers icon 1 answer
    2. mysterychicken asked by mysterychicken
    3. views icon 5,613 views
  6. A car bumper is plated with chromium using chromium(III) ions in solution. If a current of 54 A flows in the cell for 45 min 30
    1. answers icon 1 answer
    2. Alex asked by Alex
    3. views icon 749 views
  7. According to the table below, what is the unknown metal if it has a mass of 17.8 g and a volume 2 cm3? (d=m/v)(1 point)
    1. answers icon 1 answer
    2. views icon 14 views
  8. Chromium-51 is a radioisotope that is used to assess the lifetime of red blood cells The half-life of chromium-51 is 27.7 days.
    1. answers icon 1 answer
    2. chan asked by chan
    3. views icon 500 views
  9. A 7.500-mg sample of chromium-55 is analyzed after 14.0 min. and found to contain 0.469 mg of chromium-55. what is the half-life
    1. answers icon 2 answers
    2. Jasmine08 asked by Jasmine08
    3. views icon 566 views
  10. a 7.500-mg sample of chromium-55 is analyzed after 14.0 min and found to contain 0.469 mg of chromium-55. what is the half-life
    1. answers icon 1 answer
    2. lisa asked by lisa
    3. views icon 473 views