Question

State Avogadro's law.
Calculate number of moles of hydrogen in 0.48 lit. of hydrogen
gas at STP.​

Answer 1

Hydrogen gas =H2

molecular mass =(1×2)

No of moles in 10g of H2

=10/2

=5moles

No.of molecules in 5 Moles of H2

=5×6.022×10×10^23

=30.11×10^23 molecules

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