Complete the stoichiometry table using the starting values provided. Select the

Question

Complete the stoichiometry table using the starting values provided.

Select the name of the catalyst used for this reaction, if there was no catalyst used, select none:

A. 3-nitrophthalic acid

B. hydrazine

C. sodium dithionite

D. None

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REAGENT MW Mass(g) mmoles Eq. d(g/mol) Vol.(mL) 3-nitrophthalic acid 0.602 XXX XXX hydrazine (8% aq. wt./vol) 1.0 1.278 sodium dithionite 5.704 XXX XXX THEORETICAL PRODUCT XXX XXX XXX XXX XXX XXX Luminol XXX XXX XXX

Explanation / Answer

Reaction of 3-nitrophthalic acid with hydrazine and then reduction with dithionite

Reagent                         MW            mass (g)          mmoles           d(g/ml)       vol (ml)

3-nitrophthalic acid         211                1.0                 4.74                   -                  -

hydrazine                        32                  0.15               4.74                 1.02            0.15

sodium dithionite            174                1.65                9.48                 2.19            0.75   

theoretical yield              177                0.84                4.74                   -                  -

luminol                            

Catalyst used in the reaction,

D. none

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