Question

(18) Air contains 20% O, by volume. How many c.c. of air will be required for oxidation of 100 cc of acetylene (CH))? (1) 1064 cc (2) 212.8 cc 3C2Hg 1502- 400, (3) 500 cc (4) 1250 cc 91632 Died the elemen tet TDI required to root no mala farina

JEE/Engineering Exams

Chemistry

Solution

4.0 (1 ratings)

[ 2 mathrm{c}_{2} mathrm{H}_{5}+50_{2} longrightarrow 4 mathrm{Co}_{2}+2 mathrm{H}_{2} mathrm{O} ] 2.mole ( y-c_{2} 1+5 ) 1 mole must react wilh ( frac{5}{2} 0 ) z Under S.T.P, [ 22 cdot 44 mathrm{L} text { of } mathrm{c}_{2} mathrm{H}_{5} text { . Teacts wilk }(5 / 2) times 22.42 mathrm{n}-mathrm{O}_{2} ] or looce of ( C_{2} mathrm{Hs} ) reacts ( mathrm{willi}left(frac{mathrm{s}}{2}right) times 100 mathrm{cc} ) [ 250 mathrm{ccot} 02 ] But it is given isii has ( 20 % 00 ). hy vollu the aurount minke, [ 2 operatorname{sox} frac{4^{-}}{x^{10}} ]