Some Basic Concepts Of Chemistry Question 321
Question: How many molecules are present in one gram of hydrogen [AIIMS 1982]
Options:
A) $ 6.02\times 10^{23} $
B) $ 3.01\times 10^{23} $
C) $ 2.5\times 10^{23} $
D) $ 1.5\times 10^{23} $
Show Answer
Answer:
Correct Answer: B
Solution:
$ \because $ 2gm of hydrogen $ =6.02\times 10^{23} $ molecules
$ \therefore $ 1gm of hydrogen $ =\frac{6.02\times 10^{23}}{2}=3.01\times 10^{23} $ molecule.
