Use the following information to answer the next question Three Erlenmeyer flasks were set up for an experiment to compare the properties of three different acids of equal concentration. A few drops of bromocresol green were added to each flask prior to experimentation pH = 4.51 pH = 6.73 pH=291 Flask 1 Flask 2 Flask 3 10. Which of the following rows identifies the colour of the acid solution within each flask The statement above is best completed by the answers in row: Row Flask 1 Flask 2 Flask 3 Yellow Green Yellow Blue Blue Green Green Yellow Blue DO Green Blue Yellow Questions Use the following information to answer the next question Four tests were made on an unknown solution with four different colour indicators. Test Number Indicator Result 1 Indigo Carmine Blue 2 Phenol red Red 3 Light Pink Phenolphthalein Thymolphthalein 4 Colorless 9. The pH range of the unknown solution is 8.0 - 9.4 8.2 - 10.0 8.0 -11.4 8.2 - 9.4 Use the following information to answer the next question The pH of orange juice changed from 3,50 to 5.50 by the addition of water. 6. The concentration of H 0"(aq) changed by a factor of 02 100 20 1.57 is. is