A mixture of 2.3 g formic acid and 4.5 g oxalic acid is treated with conc. `H_(2)SO_(4)`. The evolved gaseous mixture is passed through KOH pellets. Weight (in g) of the remaining product at STP will be

A mixture of 2.3 g formic acid annd 4.5 g oxalic acid is treated with con.c H_(2)SO_(4) . The evolved gaseous mixture is passed through KOH pellets. Weight (in g ) of the remaining product at STP will be-

A mixture of 2.3 g formic acid and 4.5 g oxalic acid is treated with conc. H_2SO_4 . The evolved gaseous mixture is passed through KOH pellets. Weight (in g) of the remaining product at STP will be

When formic acid or oxalic acid is treated with conc. H_(2)SO_(4) , the gas evolved is

When formic acid or oxalic acid is treated with conc. H_(2)SO_(4) , the gas evolved is

Oxalic acid on treatment with conc. H_(2) SO_(4) gives

Oxalic acid on treatment with conc. H_(2) SO_(4) gives

Oxalic acid on heating with conc. H_(2)SO_(4) gives