Answer:
NH3
Explanation:
It’s a polyatomic ion. You’ll just have to memorize it!
Answer:
Explanation:
to show how precise your measurements were.
Average atomic mass is =1.11 u
need brainliest
Answer:
Einstein tells us that the relationship between energy and matter is defined by the equation E
=
M
C
2
, where E is energy, and M is mass.
Explanation:
By looking at Einstein's equation we can see that matter (or something that has mass) and energy are actually the same thing
The first one is correct ! by mass law ,
(O2)3÷(O3)2= keq
as keq = 1
thus both are equal and so answer is 1 !