Question

number of hcl molecules present in 10ml of 0.1 m

Answer 1

'moles of solute (Hcl) =ltrs of solution * molarity
10 ml =0.01 ltrs
moles of solute (Hcl) = 0.01 ltrs *0.1 M Hcl.
= 0.001 moles of Hcl