Iodine-131 has a half-life of 8.0 minutes. How many half-lives will pass in 120 minutes?

Order the following from smallest to largest atom, electron, quark, proton, neutron, molecule, nucleus

What is the strongest intermolecular force between an nacl unit and an h2o molecule together in a solution? covalent bonding dipole-dipole force hydrogen bonding ion-dipole force

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit