You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Enthalpy of Combustion

A mixture of ...

Question

A mixture of methane and carbon monoxide requires 1.7 times its volume of oxygen for complete combustion. What is the ratio of $C H_{4} : C O$ by volume in the mixture? [All volume are measured at the same temperature and pressure]

1 : 1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

1 : 2

No worries! We‘ve got your back. Try BYJU‘S free classes today!

2 : 1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

4 : 1

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is B 4 : 1
$C H_{4} + 2 O_{2} \to C O_{2} + 2 H_{2} O$
$C O + \frac{1}{2} O_{2} \to C O_{2}$
Ratio of volume of $C H_{4}$ and $C O$ by volume in the mixture $=$ Ratio of volume of $O_{2}$ used in the two reactions
$= 2 : \frac{1}{2}$
$= 4 : 1$

Suggest Corrections

Similar questions

(b) What is the percentage composition by volume of a mixture of carbon monoxide and methane, 15 ml of which required 10 ml of oxygen for complete combustion?

Q. A mixture of an alkane and

C_{2} H_{6}

has volume

24

cc at a given temperature and pressure. To burn completely, the mixture required

114

cc of oxygen. The combustion product,

C O_{2}

occupied

72

cc. Considering complete combustion, find which of the following is/are correct? Consider all volumes are measured at same temperature and presssure (ideal behaviour).

Q. Under constant temperature and pressure

50 ml

of gaseous mixture of acetylene and ethylene if taken in a ratio of

a : b

requires

700 ml

of air containing

20 %

by volume

O_{2}

for complete combustion. Calculate the volume of air required for complete combustion of a mixture having ratio

b : a

at same conditions of temperature and pressure.

Q. On repeated sparking,

10

mL of a mixture of carbon monoxide and nitrogen required

7

mL of oxygen for combustion. What was the volume of nitrogen? (All volumes are measured under identical conditions)

24 m l

of water gas containing only hydrogen and carbon monoxide in equal proportions by volume, are exploded with

80 m l

of air,

20

by volume of which is oxygen. If all gaseous volumes are measured at room temperature and pressure, calculate the composition by volume of the resulting gaseous mixture.

Join BYJU'S Learning Program

A mixture of methane and carbon monoxide requires 1.7 times its volume of oxygen for complete combustion. What is the ratio of CH4:CO by volume in the mixture? [All volume are measured at the same temperature and pressure]

The correct option is B 4 : 1CH4+2O2→CO2+2H2OCO+12O2→CO2Ratio of volume of CH4 and CO by volume in the mixture = Ratio of volume of O2 used in the two reactions=2:12=4:1

A mixture of methane and carbon monoxide requires 1.7 times its volume of oxygen for complete combustion. What is the ratio of $C H_{4} : C O$ by volume in the mixture? [All volume are measured at the same temperature and pressure]

The correct option is B 4 : 1
$C H_{4} + 2 O_{2} \to C O_{2} + 2 H_{2} O$
$C O + \frac{1}{2} O_{2} \to C O_{2}$
Ratio of volume of $C H_{4}$ and $C O$ by volume in the mixture $=$ Ratio of volume of $O_{2}$ used in the two reactions
$= 2 : \frac{1}{2}$
$= 4 : 1$