Explain the unreacted naoh in the reaction mixture

Reference no: EM13218702

A 0.484g sample of impure NH4Br is treated with 25.00ml of 0.2050 M NaOH and heated to drive off the NH3. The unreacted NaOH in the reaction mixture after heating required 9.95mL of 0.0525 M H2C2O4 to neutralize.

a. How many grams of NH4Br were in the original sample and what is the percentage NH4Br in the original sample?

Reference no: EM13218702

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