Answer :
[tex]\hbox { You have to calculate the Molecular Mass for H2:}[/tex]
[tex]M_{H2} = 2A _{H2} = 2*1=2 \hbox { grames/mole}[/tex]
[tex]\hbox { So, in 2,0158 grames of H you will have 1 mole...}[/tex]
[tex]M_{H2} = 2A _{H2} = 2*1=2 \hbox { grames/mole}[/tex]
[tex]\hbox { So, in 2,0158 grames of H you will have 1 mole...}[/tex]
