Here is your answer
B. NaCl
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In option A. Na isn't present.
In option C. there are two atoms of Na
So, option B is correct
HOPE IT IS USEFUL
Answer:
24m/s
Explanation:
a=change of v/change of t
6m/s^2=v/4s
multiply both sides by 4s
v=24m/s
The answer is C, because the moon does rotate it just rotates at the perfect time for us to never side the other side of it.
Answer:
This means that waves need a medium to propagate, but light waves propagate where no particles are present. ...
I think it is C because photosynthesis converts solar energy