Question

1. Please calculate for the missing mmol and equivalents and show your calculations.

Reactant or Solvent d (g/mL) or M(mol/L) Molecular Weight (g/mol) Reaction Weight (g) or Volume (mL) mmol Equivalents 3-Nitrophthalic Acid NA 211.13 1.00 g 4.74 mmol 1.00 32.05 2.00 mL mmol Hydrazine (8 wt% 1.00 g/mL Aqueous Solution) | 8% by weight Triethylene Glycol 1.125 g/mL Sodium Hydroxide 1.00 g/mL (Aqueous Solution) 3.00 mol/L 150.17 3.00 mL 22.5 mmol | 4.75 NA 5.00 mL mmol Sodium Dithionite Dihydrate NA 192.12 3.00 g mmol Acetic Acid 1.049 g/mL 60.05 2.00 mL mmol

2. Use 3g of 3-nitrophthalic acid and the new equivalent values to determine what quantities of reactants and solvents are needed for the specific mass of 3-nitrophthalic acid given. Please show your calculations.

Answer 1

Equi- volente = Resclant o Reaction, digime) or MW weightly) - Solvent I mmol/L) I goes I volume (m2) | 3- Nitrophthalic NA 1811:13 | Hoog | 4.74 OC 1.00 1 Acid 009/ Hydrozine 32.05 2.00mL 13:16 (8 wt o aqueous 84. by - solution weight Triethylene 11.125g/ml 150.17 3.00ml 89.5 4.75 Glycol I NaOH 1ooglmL INA 5.00 mL 15 | 3:16 Caqueous solution) 3.00 molle Sodium Dithionike NA 11981183.007 15-68 | 3.29 1. Dihydrate Acetic And 11.049g 1m2 | 60:05 | d.oome 134.94 | 7:37 Colculations: Given moss Moleciler weight Density x volume MN = 27 = 62.40 mnol 32.05 # Equivalents of Hydrezine = mmol of Hydrazine mnool of 3-Mitophthelic - I acid ti Gquivalents of = 69.40 - 13:16 | 3- Mitrophthalid I acid = i j - # mmol of Hydrozine ( 14.74

# mucol of NaOH (aq; solution ) = Molosuty x volume = 3.00 meet x 5.com = 15 mmol of Naoh (aq; solution) = 15 - 4.74 # Equivalent = 3.16 #mmol of Sodium Dithionite dihydrate . 3 - 15.62 mmol. 192.12 . . Equivalents = !15.64 = 3.29 4.74 - # mmol of Acetic acid = 24.0989 = 34.94 mmol Govore i. Equivalents = 34.91 =7.37 4.74

by or 79 ents 139 2 Reactant I deglmL) or M.IN I Neightly) Solvent Mimol/L) Glomol Volume (m2) 3- Nitrobhthalid NA 14:21 211.13 100 . Acid given) Hydrezine | 1600g|ml 129.05 10.55mL (17:05 | 1-20 (8 wt%. Aq 18tby. solution weight Triethylene / 1- 195g/mL / 150.17 9:48m2 71.05 5.00 Glycoll NaOH (aq) loog/mL NA 116.6mL |49.74 | 3.50 solution Sodium NA 174.10 19.909 150 Dithionite Acetic 1.049g/mL 6005 | 6.5lme 1113.68 | 8.00 Acid 13.00 mol/L