Pl
when a uranium atom splits, it

releases neutrons

releases protons

releases electrons

absorbs protons

during a fission reaction, what subatomic particles are released from the atom that causes a chain reaciton?

protons

electrons

neutrons

isotopes

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

State one important difference between a physical change and a chemical change?