pH Indicators Lab Practice
Data Analysis
Indicator Type #1: Color Strips
Water: pH scale number: neutral: 7
Baking Soda: pH scale number: 8 : base
Caustic soda:pH scale number: base 14
Soapy Water:pH scale number: neutral: 7
Muriatic acid:pH scale number: acid: 1
Vinegar:pH scale number: acid: 4
Indicator Type #2: Substances
With Methyl Orange:
Water; Orange color: 6
Baking Soda:orange:6
Caustic soda:orange:6
Soapy Water: orange:6
Muriatic acid:red: 2
Vinegar: dark red:1
WIth Bromothylymol Blue:
Water: green: neural:7
Baking Soda:light blue:base:9
Caustic soda: light blue:base:9
Soapy Water:light blue:base:9
Muriatic acid:transparent:acid
Vinegar: yellow:acid:6
With Methyl Red:
Water;orange:acid:5
Baking Soda:yellow:acid:6
Caustic soda:yellow:acid:6
Soapy Water:orange:acid:5
Muriatic acid: pink:strong acid: 1
Vinegar:dark red:3:strong acid
With Phenolphthalein
Water;same color:neutral
Baking Soda:same color:neutral
Caustic soda:pink:acid:2
Soapy Water:same color:neutral
Muriatic acid:same color:neutral
Vinegar:same color:neutral
Indicator #3: Advanced 4 Color strips
Gatorade: ph 3: acid
Soda: 2
Milk: 7
