1 Pascal (unit of pressure) is equal to _______________ N/m2 ?
1 Pascal (unit of pressure) is equal to _______________ N/m2 ?
A. 10
B. 1
C. 0.1
D. 1000
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Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?
Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?A. 0
B. ∞
C. 1
D. None of theseHeat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10-3 T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to – 100°C is ____________________?
Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10-3 T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to – 100°C is ____________________?A. 10.73 kJ
B. 16.15 kJ
C. 18.11 kJ
D. 18.33 kJ1 bar is almost equal to __________________________ atmosphere?
1 bar is almost equal to __________________________ atmosphere?A. 1
B. 10
C. 100
D. 1000The vapor pressure of a substance, at its melting point, is _____________ in the solid state as compared to that in the liquid state?
The vapor pressure of a substance, at its melting point, is _____________ in the solid state as compared to that in the liquid state?A. Less
B. More
C. Same
D. Either A. or B.; depends on the nature of the substanceWith increase in the alumina content, the refractoriness of high alumina refractories_________________?
With increase in the alumina content, the refractoriness of high alumina refractories_________________?A. Increases
B. Decreases
C. Remain same
D. May increase or decreaseAt room temperature, the product [H+] [OH-] in a solution is 10-14 moles/litre. If, [OH-] = 10-6 moles/litre, then the pH of the solution will be ________________________?
At room temperature, the product [H+] [OH-] in a solution is 10-14 moles/litre. If, [OH-] = 10-6 moles/litre, then the pH of the solution will be ________________________?A. 6
B. 8
C. 10
D. 12