At STP, what is the volume occupied by one mole of an ideal gas?
11.2 L
22.4 L
33.6 L
44.8 L
Related Questions
Microbes are used in
I. primary treatment of sewage
II. secondary treatment of sewage
III. anaerobic sludge digesters
IV. production of biogas
Choose the correct option
I, II and III
I, III and IV
II, III and IV
I, II, III and IV
A sewage treatment process in which a part of decomposer bacteria present in the wastes is recycled into the starting of the process is called
Cyclic treatment
Activated sludge treatment
Primary treatment
Tertiary treatment
If the temperature of a gas at STP is increased to 546.3 K while the pressure remains constant, the new volume of the gas will be:
11.2 L
22.4 L
44.8 L
89.6 L
Sewage or municipal waste should not be directly passed into rivers, streams and other water bodies because I. it contains human excreta and other organic waste II. it contains a number of pathogenic microbes Which of the statement given above is/are correct?
Only I
Only II
Both (1) and (2)
None of the above
How many molecules are present in 22.4 L of an ideal gas at STP?
3.011 x 10²³
6.022 x 10²³
1.204 x 10²⁴
2.408 x 10²⁴
Discharge of sewage in water bodies does not leads to
Cultural eutrophication
Drop in DO
Increase in BOD
Biomagnification
A real gas deviates most from ideal behavior at STP when it has:
Low molecular mass and low intermolecular forces
High molecular mass and low intermolecular forces
Low molecular mass and high intermolecular forces
High molecular mass and high intermolecular forces
Which of the following substances is NOT typically introduced into an anaerobic sludge digester during sewage treatment?
Flocculated sludge
Treated wastewater effluent
Primary sludge
Activated sludge
Primary treatment is the
Physical removal of large and small particles from sewage
Biological removal of large and small particles from sewage
Both (1) and (2)
Chemical removal of large and small particles from sewage
Consider the following statement
I. Biochemical Oxygen Demand (BOD) represents the amount of dissolved oxygen that would be consumed if all the organic matter in 1 L of water were oxidized by microorganism
II. Low value of BOD means the water is either normal or less polluted by organic matter
III. High value of BOD means the water in highly polluted by organic matter
Which of statement given above are correct?
I and II
I and III
II and III
I, II and III
