Answer:
first option
Explanation:
we know the total amount of charges should be constant so
3 + (-3) + 5 + (-3) = 2
1 + 1 = 2 true
6 + 8 = 14 false
2 + (-2) = 0 false
5 + 3 = 8 false
Hello there!
The formula for sodium sulfide is Na2S.
Hope this helps!
B IS YOUR ANSWER.
Soft sound has small amplitude and louder sound has large amplitude. Since, the second wave has large amplitude, it will have the loudest sound.