The ratio of the mass percentages of ' C H' and 'C O ' of a saturated acyclic organic compound 'X' are 4: 1 and 3: 4 respectively. Then, the moles of oxygen gas required for complete combustion of two moles of organic compound 'X' is .

Question

The ratio of the mass percentages of ' C H' and 'C O ' of a saturated acyclic organic compound 'X' are 4: 1 and 3: 4 respectively. Then, the moles of oxygen gas required for complete combustion of two moles of organic compound 'X' is . (A)  (B)  (C)  (D)

Tardigrade Admin · Accepted Answer

C: H =4: 1 C: O=3: 4 Mass ratio C: H: O=12: 3: 16 Mole ratio C: H: O =1: 3: 1 Empirical formula = CH 3 O Molecular formula = C 2 H 6 O 2 (saturated acyclic organic compound) underset2 moleC 2 H 6 O 2+ underset5 mol(5/2) O 2 longrightarrow 2 CO 2+3 H 2 O Moles of O 2 reauired =5 moles

Q. The ratio of the mass percentages of 'C&H' and 'C&O' of a saturated acyclic organic compound 'X' are 4:1 and 3:4 respectively. Then, the moles of oxygen gas required for complete combustion of two moles of organic compound 'X' is _____.

C:H=4:1 C:O=3:4 Mass ratio C:H:O=12:3:16 Mole ratio C:H:O=1:3:1 Empirical formula =CH3​O Molecular formula =C2​H6​O2​ (saturated acyclic organic compound) 2moleC2​H6​O2​​+5mol25​O2​​⟶2CO2​+3H2​O Moles of O2​ reauired =5 moles

Q. The ratio of the mass percentages of ' $C & H$ ' and ' $C & O$ ' of a saturated acyclic organic compound ' $X$ ' are $4 : 1$ and $3 : 4$ respectively. Then, the moles of oxygen gas required for complete combustion of two moles of organic compound ' $X$ ' is _____.