Answer: Internal fertilization
Explanation: Most birds and reptiles undergoes internal fertilization in which the sperm cells are ejected and fertilizes the egg cell inside the body of the animal.
As you know, an element'svalence electrons are simply theelectrons located on the outermost energy level, i.e. on thehighest occupied energy level. Therefore, you can say that anelement located in group 5A has 5 electrons on its highest occupied energy level. so the answer would be c.5
Answer: The flexible foam acts as a shock resister and will help the impact bounce of the helmet.
Explanation:
Answer:
The usual way of converting black oxide to red oxide involves treating the black oxide with sulphuric acid and then roasting the intermediate product thus formed. lt is known that the amount of acid can be considerably less than the stoichiometric amount needed to convert all the black oxide to a sulphate.
Hope it helps :9
