Observation
Color of BTB drop on previous acid drop is:
its kinda yellow
Color of BTB drop on previous base drop is:
blue
Color of drop of BTB while still in the bottle is:
blue
Color of BTB on paper is:
yellow blue
Table 1.3
Observation
Color when a drop of base is added to
previous acid plus BTB spot:
blue
Color when a drop of acid is added to
previous base plus BTB spot:
yellow
Your inference
(sample inference) BTB in the presence of
acid is colored
I
Your inference about what happened