Boiling Temperature of Water
Students explore the concept of boiling water. In this boiling water instructional activity, students determine the boiling temperature of water. Students use a temperature probe and graphing calculator to collect data and graph it.
5 Views 6 Downloads
The Effect of Dissolved Salt on the Boiling Point of Water
Explore the properties of solutions with a lab activity. Chemistry fans determine the boiling point of water, add salt to create a solution, and then repeat the process four more times. They design their own data table and then graph the...
7th - 12th Science
New Review Can Boiling Make Something Freeze?
Use boiling as an avenue for freezing. Young scholars watch as liquid nitrogen removes heat from the ingredients for ice cream. As this happens, the nitrogen boils and the ice cream freezes—all in the same container. A little science magic!
6th - 12th Science
Boiling Point Elevation and Freezing Point Supression
Have you ever wondered why cities in cold climates put salt on the roads to help keep ice from forming? In this chemistry video, Sal explains why the introduction of salt molecules suppresses, or delays, the formation of ice crystals...
14 mins 7th - 10th Science
Boiling Point of Polar and Non-Polar Substances
Go to extremes to illustrate boiling point! Junior chemists explore the effects of heating and cooling on polar and non-polar substances. The interactive allows users to raise and lower the temperature, set specific temperatures, and...
9th - 12th Science
Testing Your Hypothesis by Boiling Water Below Its Boiling Temperature
Learners assess a variety of strategies while finding ways to reduce the boiling temperature of water in groups. They predict the outcome of the experiment, develop a hypothesis, write a procedure, use a phase change diagram, collect...
8th - 11th Science
New Review Investigating Temperature Changes on Evaporating Liquids—Microscale Chemistry
Is there more to evaporation than just less liquid? Show young scientists the energy transformation that occurs during a phase change through a series of simple experiments. Lab partners place drops of water, ethanol, and ethoxyethane on...
6th - 12th Science CCSS: Adaptable