subject
Chemistry, 23.09.2020 22:01 nevelle

In a laboratory demonstration, two clear liquids were mixed while students made observations. Students observed that the temperature changed from 26C to 22C when the solutions were mixed, and that a white solid formed and sank to the bottom of the test tube. What most likely happened to produce these results? The water rapidly evaporated, leaving a solid.
Some of the water molecules froze and sank to the bottom of the test tube.
The solutions reacted chemically, producing a solid that sank to the bottom of the test tube.
One of the original compounds was not soluble at the colder temperature, and came out of solution. its science help me pls

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 02:00
Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents
Answers: 1
question
Chemistry, 22.06.2019 02:10
Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %
Answers: 2
question
Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
Answers: 3
question
Chemistry, 22.06.2019 06:00
When would a bouncy ball have the most potential energy
Answers: 2
You know the right answer?
In a laboratory demonstration, two clear liquids were mixed while students made observations. Studen...
Questions