Answer: A) Andaman Island Explanation: India’s only active volcano is located at the Andaman and Nicobar Islands.
Answer:
0.25 moles
Explanation:
The molar mass of NaOH is 40 g/mol.
This equals 0.25 moles
Following are the advantages of corrosion: A layer of protection: A layer of oxide is formed in surface corrosion, which protects the inner metal from corrosion. Sacrificial anodes such as zinc is used as a preventive measure to stop corrosion of other metals.
It's C, the amount of protons in the nucleus of each atom :)
Answer:
Explanation:
First you should calculate the volume of a big sphere,so:
Then you calculate the volume of a small spehre, so:
Finally you subtract the two quantities: