1.

How many molecules are present in one gram of hydrogen [AIIMS 1982]

A. \[6.02\times {{10}^{23}}\]
B. \[3.01\times {{10}^{23}}\]
C. \[2.5\times {{10}^{23}}\]
D. \[1.5\times {{10}^{23}}\]
Answer» C. \[2.5\times {{10}^{23}}\]


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