Related Questions

কক্ষ তাপমাত্রায় 1.0 mole এসিটিক এসিড এবং 1.0 mole ইথানলকে মিশ্রিত করা হলো। সাম্যবস্থায় 0.667 mole এসিটিক এসিড ক্রিয়ায় অংশগ্রহণ করলে তার ke এর মান 4.00 হয়। কত মোল এষ্টার উৎপাদিত হবে যদি একই তাপমাত্রায় 4.0 mole এসিড এবং 2.0 mole ইথানাল নেয়া হয়।
A 0.333
B 0.667
C 6.0
D 2.0
Except for monoatomic gases, the molal heat capacity at constant volume for all gases is __________ Kcal/Kg mole.° K.
A 3
B > 3
At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature.
A Increases
B Decreases
C Remains unchanged
D Increases linearly
At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature.
A Varies linearly
B Increases
C Decreases
D Does not vary
For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases.
A Decreases
B Increases
C Remains same
D Decreases linearly
According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas.
A Change
B Do not change
C Both (A) and (B)
D None of these
Fugacity of a component in an ideal gas mixture is euqal to the partial pressure of that component in the mixture. The fugacity of each component in a stable homogeneous solution at contant pressure and temperature __________ as its mole fraction increases.
A Decreases
B Decreases exponentially
C Increases
D Remains constant
At constant temperature, the thermal conductivities of gases __________ with rise in pressure.
A Decrease
B Increase
C Remain unchanged
D May increase or decrease; depends on the pressure
The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases,
A Will be higher
B Will be lower
C Will remain unaffected
D May be higher or lower depending upon the nature of non-condensable gases
Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is
A Higher
B Lower
C Equal
D Can't be compared

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