The initial temperature is that measured in the boiling water. The final temperature of the metal is that measured in the cooling beaker. To Conduct Demonstration Bring an 800mL beaker of water to ...

One beaker we sat on the counter and the other we put in a vacuum sealed chamber. Once we lowered the pressure in the chamber, the water started to boil. Because of the lowered pressure inside the ...

Liquid water drips into a beaker. Every pure substance has its own particular melting point and boiling point. One way to check the purity of the separated liquid is to measure its boiling point.