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A Solution Is Made by Taking 100

Question 87

Multiple Choice

A solution is made by taking 100.0 mL of 4.0 × 10-3 molar NaOH(aq) and mixing in 10.0 mL of 4.0 × 10-2 molar HCl(aq) . A small portion was tested using thymol blue indicator, for which the pKIn = 8.8, and the colors are yellow for HIn, and blue for In-. What color would be observed?


A) blue
B) green
C) yellow
D) orange
E) red

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