If water is evaporated and changed from a liquid to a gas, what must happen to the water molecules during the process? (*hint: think about the arrangement of particles in the liquid and gas phases and what type of movement would occur)*
A. they escape into the surrounding air
B. they connect into a rigid structure
C. come close together and stick to each other

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.

‘which reaction would most likely require the use of an inert electrode?