When the same amount of zinc is treated with excess if H_2SO_4 and with excess if NaOH,the ratio of the volumes of H_2 evolved , is

When the same amount of zinc is treated with excess if H_2SO_4 and wit

1.	When the same amount of zinc is treated with excess if H_2SO_4 and with excess if NaOH,the ratio of the volumes of H_2 evolved , is
Answer» `1:1` `1:2` `2:1` `9:4` Solution :When the same AMOUNT of METAL is TREATED with acids or bases same amount of Hydrogen was PRODUCED, according to EQUIVALENT concept.