Isotopes of the same element have different numbers of A protons
B neutrons
C neutrons and electrons
D protons and electrons

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

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.