Answer:
C
Explanation:
This is a synthesis or a combination reaction , which involves the oxygen combining with sodium to make one compound.
hope it helps.
you're welcome.
Answer: iits 9.g
lanuage ? lanuage ? lanuage ?
The correct answer is 124 ✌
50
use the equation
moles = mass/mr
=19.9/79.5
=0.250moles of CuO
then do the same for
H = 2.02/1
=2.02
so CuO is the limiting reagent because there is less amount of it.
Hope this helps :)
