In metallic bonding, which of these particles are able to move around freely? A.) protons
B.) electrons
C.) neutrons

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

In 2002, the rare earth elements mine in mountain pass, california was closed because