Question

send send me correct answer​

Answer 1

5O2 is 5olecules of oxygen gas

Ni is the symbol of nickel which means one molecule of nickel

S8 means that silicon has 8 extra electrons in its valence shell

2O3 means that there are 2 molecules of ozone

nitrogen gas

carbon dioxide gas

calcium oxide

water or dihydrogen oxide

Answer 2

Answer:

which question answer u didn't get back