im kinda confused with these please help if you can thank you sm

Temperature and kinetic energy are proportional. a) adirectly b) directly c) indirectly

Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)

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.