The density of sodium borohydride is 1.074 g/ cm3. 3.91 gm of sodium b – InterviewSolution

1.	The density of sodium borohydride is 1.074 g/ cm3. 3.91 gm of sodium borohydride contains 2.50×1023 atoms of H. The number of moles of H-atoms present in 28.0 cm3 of sodium borohydride is:
Answer» The density of sodium borohydride is $1.074 {g/ cm}^{3} . 3. 91 gm$ of sodium borohydride contains $2.50 \times 10^{23}$ atoms of $H .$ The number of moles of $H$ -atoms present in $28.0 {cm}^{3}$ of sodium borohydride is:

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