Everyday Science MCQs

5120 MCQs  (Page 176 of 512)

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Reaction in which heat evolves is called ____________________?
A. Endothermic
B. Spontaneous
C. Non-spontaneous
D. Exothermic
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Pumping of water uphill is_______________?
A. Spontaneous process
B. Non-spontaneous process
C. Irreversible process
D. Reversible process
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Which one of the following is a state function ________________?
A. Pressure
B. Temperature
C. Enthalpy
D. All of the above
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Enthalpy of a reaction can be measured by ____________________?
A. Glass calorimeter
B. Manometer
C. Barometer
D. Thermometer
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Most of thermodynamic parameters are_________________?
A. System
B. Surrounding
C. Phase
D. State functions
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Two fundamental ways to transfer energy are________________?
A. Pressure and temperature
B. Pressure and volume
C. Heat and work
D. Heat and volume
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Enthalpy change can be_________________?
A. Calculated by hess law
B. Can be measured by calorimeter
C. Both a and b
D. None
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Enthalpy of combustion for food fuel and other compounds can be measured accurately by________________?
A. Glass calorimeter
B. Bomb calorimeter
C. Thermometer
D. Manometer
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When enthalpy of reactants is higher than product then reaction will be_________________?
A. Endothermic
B. Spontaneous
C. Non-spontaneous
D. Exothermic
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State function the macroscopic property of system depends upon________________?
A. Path of reaction
B. Initial state
C. Final state
D. Initial and final state
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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