You are given three cups of liquids that look identical. Use the sequence words - first, next, after, and finally - to explain how you might tell whether the liquids are the same or different?

It seems to me that choosing the tests you do are more important than what "sequence" words you use or what order you do the testing.

Tests you might perform include:
(1) weight measurement
(2) smell
(3) pH
(4) boiling point measurement
(5) solubility of some salt
(6) asorption spectrum (requires special equipment)

If they differ in any of these tests, they are different liquids.

To determine whether the three cups of liquid are the same or different, you can follow these steps:

First, observe the color of the liquids. Take a close look at each cup and note if the color appears to be the same or if there are any noticeable differences.

Next, smell each cup of liquid. Carefully take a sniff of the first cup, then the second cup, and finally the third cup. Pay attention to any variations in scent that could indicate the liquids are different.

After smelling, it's time to taste them. Take a small sip from the first cup to assess its flavor. Move on to the second cup, and then the third, making sure to cleanse your palate between each taste. Consider whether the taste is consistent across all three cups or if there are any differences.

Finally, compare the observations you made for color, smell, and taste. If all three cups have the same color, smell, and taste, then it is likely that the liquids are the same. However, if there are discrepancies in any of these aspects, you can conclude that the liquids are different.

Remember to use caution and follow appropriate safety measures when handling and consuming any unknown substances.