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Stoichiometry

Stoichiometry
For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become

9P
P/3
9P²
3P

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Stoichiometry
How many phases are present at eutectic point?

3
2
1
Unpredictable

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Stoichiometry
A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor.

Supersaturated
Superheated
Saturated
None of these

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Stoichiometry
Two solutions A₁ and A₂ have pH value of 2 and 6 respectively. It implies that the solution

A₁ is very slightly acidic
A₁ is more alkaline than solution A₂
A₁ is highly acidic
Both A & C

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Stoichiometry
S.T.P. corresponds to

760 mm Hg gauge pressure & 15.5°C
760 torr & 0°C
101.325 kPa gauge pressure & 15.5°C
1 atm. absolute pressure & 15.5°C

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Stoichiometry
On mixing 56 gm of CaO with 63 gm of HNO₃, the amount of Ca(NO₃)₂ formed is __________ gm.

82
41
8.2
164

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