Nuclear fission is used enable to release energy in power plants. The constant collision of particles within the reactor, create most of the plants energy.
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The correct answer is B. Electrons will be added to an atom starting from the lowest possible level or sublevel.
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1) Balanced chemical reaction: Cl₂ + 2NaI → 2NaCl + I₂.
Chlorine and iodine are diatomic molecules.
2) Balanced chemical reaction: 2NH₃ → N₂ + 3H₂.
Nitrogen and hydrogen are diatomic molecules.
3) Balanced chemical reaction: 4Na + O₂ → 2Na₂O.
Sodium in compounds has oxidation number +1 and oxygen -2.
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Answer :
(a) The speed of light in km/hr is, 
(b) The speed of light in mi/min is, 
Explanation :
(a) We are given the speed of light is, 
As we know that,
and,
By using both the conversion, we get:
The speed of light in km/hr is,
(b) We are given the speed of light is,
As we know that,
and,
By using both the conversion, we get:
The speed of light in mi/min is,
