Question

N,P and as have similar properties. check whether the average of atomic masses of N(14) and As (74.9) is equal to the atomic mass of P(31).Could be call it as a Dobereiner traid?why?Give reasons
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Answer 1

Answer:

The advantage of the globe is that it promotes visual accuracy. Students need to use a globe frequently if they are to form accurate mental maps. The advantage of the world map is that you can see the entire world at one time. The disadvantage is that world maps distort shape, size, distance, and direction.