Question

Calculate the number of moles in 11.2 ml of H2 gas at STP

Answer 1

11.2 ml = 11.2 x 10 to the power -3 i.e 0.0112 L.

    one mole = 22.4 L

so, Xmoles = 0.0112L

hence ,  no. of moles = 0.0005