Devry ENGINEERIN 230 - The Making and Use of Buffers

Question # 00233959 Posted By: Prof.Longines Updated on: 04/01/2016 03:23 AM Due on: 04/01/2016
Subject Engineering Topic General Engineering Tutorials:
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The Making and Use of Buffers

pH deionized water(estimated with bromothymol blue): color was green/light yellow, pH estimated bellow 7;between 6.5-7.

Table 1: Addition of acid and base to distilled water.

mL of HCl added

Experimental pH

mL of NaOH added

Experimental pH

-0.00

6.50

0.00

6.89

-0.10

2.96

0.10

9.50

-0.50

2.50

0.20

10.95

-0.70

2.35

0.30

11.19

-1.00

2.22

0.50

11.74

-1.31

2.21

0.80

11.88

--1.60

2.00

1.10

12.05

-1.90

1.94

1.30

12.11

-2.20

1.90

1.40

12.

-2.25

1.82

1.60

12.24

1.90

12.34

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  1. Tutorial # 00229165 Posted By: Prof.Longines Posted on: 04/01/2016 03:24 AM
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