Water has maximum density at __________________?

Related Mcqs:

1. The density of water may be__________________?

   A. Equal to that of ice
   B. Greater than that of ice
   C. Less than that of ice
   D. All are possible

2. 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

3. One Water molecule can form maximum ______hydrogen bonds.

   A. 2
   B. 3
   C. 4
   D. None

   Submitted by: Aamir khan Hullio

4. Which one has the lowest density at room temperature ?

   A. Ne
   B. N2
   C. NH3
   D. CO

5. Which state of matter has the lowest density ?

   A. Gas
   B. Liquid
   C. Solid
   D. Plasma

6. Density of H2SO4 in lead accumulator is__________________?

   A. 1.25g/cm3
   B. 1.3g/cm3
   C. 1.20g/cm3
   D. 1.15g/cm3

7. 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

8. 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

9. 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

10. A gas was found to have a density of 0.0847g/L at 17°C and a pressure of 760 torr. The gas must be?

    A. CH4
    B. He
    C. N2
    D. None of These

    Submitted by: Abdul