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The alcohol content in a 10.0 g sample of blood from a driver required 4.23 mL of 0.07654 M K2Cr2O7 for titration. If the current

The alcohol content in a 10.0 g sample of blood from a driver required 4.23 mL of 0.07654 M K2Cr2O7 for titration. If the current legal limit of blood alcohol content is 0.08 percent by mass, should the driver be prosecuted for drunken driving? What is the percent alcohol in the drivers blood?

3 C2H5OH (ethanol) + 2 K2Cr2O7 + 8 H2SO4 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O

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