Fill in the missing in information: (protons, electrons, atomic#, or chemical symbol where there is a question mark)
Element
Atomic #
Protons
Electrons
S
16
12
12
V
2
I
23
12
12
2
?
5
2
26
12
2

How have the greenhouse gasses increased from the year 2000 to 2018

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.

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?