0 0 0 1.6 2.38 6.66 3.88-2 2 2 1.6 3.6 9.04 5.25-5 5 5 1.6 3.95 9.58 5.88

-10 10 10 1.7 4.48 10.08 6.61-15 15 15 2 5.34 10.53 7.41-16 16 16 2.1 5.85 10.6 7.59-17 17 17 2.3 6 10.7 7.75-19 18 18 2.5 6.2 10.81 7.95-19 19 19 3.4 6.4 10.93 8.16

-19.5 19.3 19.5 3.7 6.5 11 8.25-20 19.5 20 5.4 10.2 11.08 8.37

19.6 619.7 6.719.8 8.2

0

2

4

6

8

10

12

HClÁcido acéticoGlicinaGlicina + formol neutroGlicinaGlicina + formol neutro

HCl mL

pH

NaOH mL

5.14 4.032.65 2.642.12 2.09

1.7 1.631.38 1.311.32 1.251.27 1.191.21 1.131.15 1.081.13 1.06

1.1 1.02

0

2

4

6

8

10

12

HClÁcido acéticoGlicinaGlicina + formol neutroGlicinaGlicina + formol neutro

HCl mL

pH

NaOH mL