The density of water may be__________________?

Related Mcqs:

1. Acid present in acid rain may be__________________?

   A. H2SO4 B. HNO3 C. both A and B D. none...

2. Water has maximum density at __________________?

   A. 0°C B. 2°C C. 4°C D. 100°C...

3. When water freezes at 0°C its density decreases due to_______________?

   A. Change of bond angles B. Cubic structure of ice C. Empty space present in the structure of ice D. Change of bond length...

4. By combining n atmic orbitals no. of hybrid orbitals will be__________________?

   A. 2n B. n C. 3n D. impossible to predict...

5. AgCl dissolved with conc (2×10-2) Ksp will be__________________?

   A. 3.6 x 10-6 B. 3.6 x 10-5 C. 7.2 x 10-6 D. 4 x 10-4...

6. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia B. Dissolved oxygen C. Carbon dioxide D. All...

7. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia B. Dissolved oxygen C. Carbon dixide D. All...

8. Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density?

   A. Graham’s Law B. Gay-Lussac’s law C. Boyle’s law D. None of these Submitted by: Malik Asghar Hussain...

9. The density of a gas is 1.964 g dm-3 at 273 K and 76 cm Hg. The gas is _________?

   A. CH4 B. CO2 C. C2H4 D. Xe Submitted by: Muhammad Ali Kunbhar...

10. What is the density ofargon gas at a temperature of 30°C and a pressure of 1.05 atm?

    A. 1.65 g/L B. 1.67 g/L C. 1.68 g/L D. None of the above Submitted by: Muhammad Ali Kunbhar...