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Stoichiometry

Stoichiometry
Density of carbon dioxide is __________ kg/Nm³.

None of these
44/22400
44/22.4
22.4/44

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Stoichiometry
The heat of solution depends upon the

Nature of solvent
Concentration of solution
Nature of solute
All of these

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Stoichiometry
A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to

1 - (x1/x2)
X1/x2
1/x2
X2/x1

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Stoichiometry
Kopp's rule is helpful in finding the

Heat capacities of solids
Heat capacities of gases
Molal heat capacities of gases
Activation energy

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Stoichiometry
N.T.P. corresponds to

101.325 KPa gauge pressure & 0°C
760 torr & 15°C
760 mm Hg gauge pressure & 0°C
1 atm.absolute pressure& 0°C

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Stoichiometry
6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H₂ produced will be __________ gm. gm.

3
0.5
1
5

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