Question

# Which of the following is Loschmidt number?

A
6×1023
B
2.69×1019
C
3×1023
D
None of these

Solution

## The correct option is B $$2.69\times{10}^{19}$$The no. of molecules present in $$1ml$$ of gas at $$STP$$ is known as Loschmidt number.$$22400mL$$ of gas has total no. of molecules = $$6.023\times{10}^{23}$$$$1 ml$$ of gas has total no. of molecules = $$\cfrac{6.023\times{10}^{23}}{22400}$$ = $$2.69\times{10}^{19}$$Chemistry

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