Yeah it uses some valuable scientific vocabulary and background knowledge, I hope this hypothesis will be good enough for your teacher (don't worry it will be)
<span>The purpose of washing the product with NaOH is simply to
neutralize any acid which remained or leaked after the 1st initial
separation. The NaOH base reacts with the acid to form neutralization reaction products
which are soluble in water.</span>
The answer is 55 because if you run 3 it is the opportunity of a life time like if you read this
Researchers have found out why the African nak.ed mole-rat, one of the world's most unusual mammals, feels no pain when exposed to acid. The animals have an altered ion channel in their pain receptors that is inactivated by acid and makes the animals insensitive to this type of pain.
hope it helps...!!!
Hydropower is electricity generated by harnessing the energy of moving water. This kind or energy provides almost one fifth of the world's electricity.