Question

Question #05707

Answer 1

no. moles `HCl` = (5 x 1)/1000 = 0.005
`HCl+NaOHrarrNaCl+H_2O`
So no. moles `NaOH` = 0.005
`2Na + 2H_2Orarr2NaOH+2H_2`
So no. moles Na must also be 0.005
`A_r` Na = 23
So mass Na = 23 x 0.005 = 0.011g