Discussion
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- Question
Raoult's law is not applicable to the
Options- A. solutes which dissociate or associate in the particular solution.
- B. concentrated solutions.
- C. both(b)&(c)
- D. solutions containing non-volatile solute.
- Correct Answer
- both(b)&(c)
- 1. A compound was found having nitrogen and oxygen in the ratio 28 gm and 80 gm respectively. The formula of the compound is
Options- A. N2O4
- B. N2O5
- C. N2O3
- D. none of these Discuss
- 2. Acidity or alkanity of a solution is expressed by its pH value, which is defined as (where, [H+] = hydrogen ion concentration in the solution).
Options- A.
- B.
- C.
- D. none of these Discuss
- 3. The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 x __________
Options- A. 1026
- B. 1023
- C. 1020
- D. 1019 Discuss
- 4. The atomic heat capacities of all solid elements __________ with decrease in temperature.
Options- A. increases
- B. decreases
- C. remains unchanged
- D. approach zero at 0°C Discuss
- 5. Which of the following is not a unit of pressure?
Options- A. Parsec
- B. Kilo-pascal
- C. Bar
- D. Newton/metre2 Discuss
- 6. 2 litres of nitrogen at N.T.P. weighs __________ gms.
Options- A. 14
- B. 2.5
- C. 28
- D. 1.25 Discuss
- 7. The density of a liquid is 1500 kg/m3. Its value in gin/litre will be equal to
Options- A. 1.5
- B. 15
- C. 150
- D. 1500 Discuss
- 8. The unit of dynamic viscosity is
Options- A. stoke
- B. poise
- C. gm/cm sec.
- D. both (b) & (c) Discuss
- 9. The unit of specific heat at constant pressure, Cp, in SI unit is
Options- A. W/m2°C
- B. J/kg°K
- C. W/m°K
- D. J/m3°K Discuss
- 10. Cp/Cv for monoatomic gases is
Options- A. 1.44
- B. 1.66
- C. 1.99
- D. 1 Discuss
Stoichiometry problems
Search Results
Correct Answer: N2O5
Correct Answer:
Correct Answer: 1020
Correct Answer: decreases
Correct Answer: Parsec
Correct Answer: 2.5
Correct Answer: 1500
Correct Answer: both (b) & (c)
Correct Answer: J/kg°K
Correct Answer: 1.66
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