Where do electrons go to have fun The cuircits.

The difference between atomic mass and molar mass

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.

Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?