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Stoichiometry

At higher temperatures, molal heat capacities for most of the gases (at constant pressure) _______________ with increase in temperature?

Stoichiometry /
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

At higher temperatures, molal heat capacities for most of the gases (at constant pressure) _______________ with increase in temperature? Read More »

Stoichiometry

In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?

Stoichiometry /
In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?

A. 30 c.c acid and 30 c.c base
B. 20 c.c acid and 25 c.c base
C. 15 c.c acid and 35 c.c base
D. 35 c.c acid and 15 c.c base

In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ? Read More »

Stoichiometry

Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere?

Stoichiometry /
Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere?

A. 0.5
B. 1
C. 1.5
D. 2

Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere? Read More »

Stoichiometry

The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is_________________?

Stoichiometry /
The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is_________________?

A. 0.4
B. 0.6
C. 0.8
D. 0.2

The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is_________________? Read More »

Stoichiometry