What do you observe when you drop a few drops of HCl to a test tube containing:
a) Phenolphthalein b) distill water c) universal indicator.
Answers
Answered by
2
On dropping a few drops of HCL in a test tube containing blue litmus paper, it turns red. On dropping a few drops of HCL in a test tube containing distilled water it becomes dilute and its pH changes. On dropping a few drops of HCL in a test tube containing phenolphthalein, it becomes colourless.
Similar questions