Which element is a metal that is in the liquid phase at stp?
(1) bromine (3) hydrogen
(2) cobalt (4) mercury

Fission of uranium-235 products energy and a. isotopes of smaller elements b. isotopes of larger elements c. lighter isotopes of uranium d. heavier isotopes of uranium

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Agas at 155 kpa and standard temperature has an initial volume of 1.00 l. the pressure of the gas rises to 500 kpa as the temperature also rises to 135°c. what is the new volume? 2.16 l 0.463 l 0.207 l 4.82 l