The meaning of observations to see small touch
Answer:
DE2
Explanation: for every one D+2 you need two E-1 because +2=-2
Answer:
the rise and fall is the tides.
No.
Electromagnetic waves can travel without a medium.
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Answer:
2NO(g) + O2(g) ---> 2NO2(g)
Explanation:
The mechanism for this reaction involves two elementary reactions in which both are bimolecular as shown below;
NO(g) +O2(g) ----> NO2(g) + O(g)
NO(g) + O(g) ----> NO2(g)
Hence overall balanced reaction equation;
2NO(g) + O2(g) ---> 2NO2(g)
