Question

if an aqueous solution of HNO3 is electrolyzed for 39.00 min at a steady current of 1.79 A, what volume of H2 (g) at 25.0°C and 0.99 atm will be collected at the cathode?

Answer 1

First make a balanced equation
$$
\Large 2HNO_3(aq) \to H_2(g) + 2NO_2(g) + O_2(g)

$$

Answer 2

did you try to post this in the chemistry section

Answer 3

yes

Answer 4

but i got past it, had a friend help