A certain sample of rainwater gives a yellow color with methyl red and a yellow color with bromthymol blue. What is the approximate pH of the water? Is the rainwater acidic, neutral, or basic? (See Figure 15.10.)
Figure 15.10

Transcribed Image Text:

pH range for color change 4 0 10 12 Indicator name llow violet Methyl violet Thymol blue (acidic range) Bromphenol blue Methyl orange Bromcresol green Methyl red Bromthymol blue Thymol blue (basic range) Phenolphthalein Alizarin yellow R ycl red yellow yellow blue dyellow yellow blue ed yellow yellow blue yellow blue colorlessrink yellow red