What is the approximate pH of a solution X that gives the following responses with the indicators shown? Indicators methyl orange methyl red bromthymol blue 6.0 -7.6 3.2-4.4 4.8 - 6.0 Hln - In 8.2 - 10.0 red-yellow red-yellow yellow-blue 6.0-7.6 phenolphthalein colorless-pink 8.2-10.0 pH range 3.2-4.4 4.8-6.0 Solution X yellow yellow green colorless