How does sleet form? Raindrops freeze on their way down to Earth.

Tiny water droplets collide and form larger drops that fall to the ground.

Water vapor freezes into crystals.

Measuring which physical property is most likely to produce the most precise results when trying to identify a substance

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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.