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Commercial breathalyzers contain .75 mg of K2Cr2O7, 1.5 mL of H20 and 1.5 mL of H2SO4. What is the concentraion of the dichromate in the solution?(the acid is a solvent)
don't want answer just want to know how to work it out.

  • chemistry -

    See my response to your post above.

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