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A student assay a solution of H3PO4 by titrating 20.00mL of the solution with .01020M NaOH. An endpoint at ph 5 was observed after 10.11 mL of NaOH had been added.

1) Write the balance equation for the neutralized reactions:

2) How many moles of NaOH were reacted?

3) How many moles of H3PO4 were reacted ?

4) What was the concentration in moles per liter, of phosphoric acid in the solution?

5) How many grams of phosphoric acid are there in 1.00 liters of the solution?

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  • Category:- Chemistry
  • Reference No.:- M9495099

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