chemistry

posted by .

What mass of chromium is contained in 50 ml of 6.55 M cr2(cro4)3?

a. 85.2g
b. 0.188g
c. 68.1 g
d. 17.0g

  • chemistry -

    See your post above.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry.

    A chromium compound 28.4% by mass of sodium 32.1% by mass of chromium, the rest being oxygen. Determine the empirical formula of the compound?
  2. chemistry

    Chromium is reduced from CrO4{2-} to Cr(OH)4- in an electrolytic cell. What mass of Cr(OH)4- is formed by passage of 4.50 A for a period of 8000 seconds?
  3. chemistry

    What mass of chromium could be deposited by electrolysis of an aqueous solution of Cr2(SO4)3 for 180.0 minutes using a constant current of 10.0 amperes?
  4. chemistry

    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 of chromium-55
  5. chemistry

    What mass of chromium is contained in 50 ml of 6.55 M cr2(cro4)3?
  6. chemistry

    In a 1L beaker, 203mL of 0.307 M ammonium chromate was mixed with 137mL of 0.269 M chromium(iii) nitrite. 3(NH4)2CrO4 + 2Cr(NO2)3 -> Cr2(CrO4)3 + 6NH4NO2 If the percent yield of the reaction was 88.0 %, what mass of solid product …
  7. chemistry

    In a 1L beaker, 203mL of 0.307 M ammonium chromate was mixed with 137mL of 0.269 M chromium(iii) nitrite. 3(NH4)2CrO4 + 2Cr(NO2)3 -> Cr2(CrO4)3 + 6NH4NO2 If the percent yield of the reaction was 88.0 %, what mass of solid product …
  8. Chemistry

    Balance the reaction using half reactions under BASIC conditions: Al + CrO4^-2 ---> Al(OH)3 + Cr(OH)3 I tried to solve this question and ended up with this: Here are the two half equations Al ---> Al(OH)3 CrO4^-2 ---> Cr(OH)3 …
  9. Chemistry

    If 5.026g chromium is combined with 3.04L of chlorine gas at 0.955atm and 220C, what mass of chromium (III) chloride is produced?
  10. chemistry

    Write the oxidation and reduction half-reactions for a silver-chromium voltaic cell. Identify the anode, cathode, and the direction of electron flow. Ag+ + e-  Ag Cr  Cr2+ + 2e- or Cr  Cr3+ + 3e- ?

More Similar Questions