Question

Give the order of magnitude of the following0.3740 g/cm3​

Answer 1

Answer:

Let n be the required number of electrons.

Thus, n×(9.1×10

−31

)=1

or n=1.1×10

30

According to rule of order of magnitude, as 1.1<5 so it will be taken as 1.

Thus, n=10

30