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Standard XII

Chemistry

Introduction to Chemistry

Mark the corr...

Question

Mark the correct option with respect to composition of biogas.

50 - 70 %

H_{2}

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30 - 40 %

C O_{2}

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95 %

C H_{4}

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10 %

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Solution

The correct option is B $30 - 40 %$ $C O_{2}$
The composition of biogas is :
50-75% - Methane.
20-40%- Carbon dioxide.

So, the correct answer is "30-40% CO2".

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Similar questions

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80,

90, 50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

How many students obtained marks below

40

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,

50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

Construct a frequency distribution table.

The marks obtained by $40$ students of a class are given below :
$80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70,$
$10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,$ $50, 80,$
$60, 70, 40, 50, 60, 90, 60, 40, 40, 60$ , and $60$

How many numbers are less than

35

50

mL of a mixture of

C O

and

C H_{4}

was exploded with

85

mL of

O_{2}

. The volume of

C O_{2}

produced was

50

mL. Calculate the percentage composition of the gaseous mixture:

Q. A mixture of CO and

C O_{2}

is found to have a density of 1.5 gm/lt at

30^{\circ}

C and 730 torr. The composition of the mixture is in terms of mole percentage is

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Mark the correct option with respect to composition of biogas.

The correct option is B 30−40% CO2The composition of biogas is :50-75% - Methane.20-40%- Carbon dioxide.So, the correct answer is "30-40% CO2".

The correct option is B $30 - 40 %$ $C O_{2}$
The composition of biogas is :
50-75% - Methane.
20-40%- Carbon dioxide.

So, the correct answer is "30-40% CO2".