1. Which of these statements is true? A.) Particles in a gas are in constant motion, but particles in liquids and solids are not.
B.) Particles in gases and liquids are in constant motion, but particles in solids are
not.
c.) All particles are in constant motion.
d.) Particles are only in motion if they are above 0 degrees Celsius.

Acurium-245 nucleus is hit with a neutron and changes as shown by the equation. complete the equation by filling in the missing parts. 52

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

The arrangement of particles is most ordered in a sample of