The activation energy of an endothermic reaction -
O must be less than the required AH
O is not needed for the required AH
must be greater than the required AH
must be equal to the required AH

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Carbon-14 undergoes radioactive decay in the reaction above. determine the type of radiation emitted in this reaction and describe what is happening to the nucleus during this reaction.