What is the number of electrons passed through an electrolyte solution when 1 ampere current is passed for 16.1 minutes?

Which among the following aqueous salt solution is used in conductivity cell to determine cell constant?

What is the molar conductivity of $$0.05 \mathrm{M}$$ solution of sodium hydroxide, if it's conductivity is $$0.0118 \mathrm{~S} \mathrm{~cm}^{-1}$$ at $$298 \mathrm{~K}$$ ?

How many faraday of electricity is required to produce 10 g of calcium metal (molar mass = 40 g mol$$^{-1}$$) from calcium ions?