Which from following is an example of both intensive property and state function?

What is the number of moles of H atoms required for complete reduction of one mole acetonitrile?

Calculate the pH of centimolar solution of monoacidic weak base. Which is $10 \%$ dissociated in its aqueous solution?

$$ \text { Identify ' } A \text { ' in the following reaction. } $$

A $\xrightarrow{\text { Lithium amide }}$ Ethynyl lithium $\xrightarrow{\text { Bromoethane }}$ But - 1 - yne