The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by

The variables which control the physical properties of a perfect gas are

A

Pressure exerted by the gas

B

Volume occupied by the gas

C

Temperature of the gas

D

All of these

People should be held accountable for ther own behavior, and if holding people accountable for their own behavior entails capital punishment , then so be it . However , no person should be held accountable for behavior over which he or she had no control. Which of the following is the most logical conclusion of the argument above?

A

People should not be held accountable for the behavior of other people.

B

People have control over their own behavior.

C

People cannot control the behavior of other people.

D

People have control over behavior that is subject to capital punishment .

Which of the following variables controls the physical properties of a perfect gas?

A

Pressure

B

Temperature

C

Volume

D

All of the above

Erratic Behavior occurs when an individual acts in a manner that lacks consistency, regularity, and uniformity. Which situation below is the best example of Erratic Behavior?

A

Julia cannot contain her anger whenever the subject of local politics is discussed.

B

Martin has just been told that he is being laid off. Before leaving his supervisor's office, he punches a hole in the door.

C

Rhonda has visited the dealership several times, but she still cannot decide which car to buy.

D

In the past month, Jeffrey, who has been a model employee for three years, has repeatedly called in sick, forgotten important meetings, and been verbally abusive to colleagues.

The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature.

A

Boyle's law

B

Charle's law

C

Gay-Lussac law

D

Joule's law

For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant

A

Is independent of pressure

B

Increases with pressure

C

Decreases with pressure

D

Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction

For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will

A

Increase

B

Decrease

C

Increase or decrease depending on the fuel type

D

Not change

The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be

A

2M

B

$$\frac{{\text{M}}}{2}$$

C

M

D

$$\frac{{\text{M}}}{4}$$

দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)

A

1/4

B

1/2

C

1

D

2

The heating of gas at constant volume is governed by

A

Boyle's law

B

Charle's law

C

Gay-Lussac law

D

Avogadro's law

The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by

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